string.Concat(string, string, string)

private static StageElement ReflectOut(string elementName, object item)
        {
            var itemType = item.GetType();
            var nameSplit = itemType.replacedemblyQualifiedName.Split(',');
            var element = new StageElement(elementName, new StageAttribute("type", string.Concat(nameSplit[0], ",", nameSplit[1]), true));

            var properties = from p in itemType.GetProperties(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic)
                             let attrib = p.GetAttribute<ApexSerializationAttribute>(true)
                             where attrib != null && p.CanRead && p.CanWrite && (attrib.excludeMask & _excludeMask) == 0
                             select new AIPropInfo
                             {
                                 prop = p,
                                 defaultValue = attrib.defaultValue
                             };

            foreach (var p in properties)
            {
                var val = p.prop.GetValue(item, null);
                if (val != null && !val.Equals(p.defaultValue))
                {
                    StageItem propElement;
                    if (TryStage(p.prop.Name, val, out propElement))
                    {
                        element.Add(propElement);
                    }
                }
            }

            var fields = from f in itemType.GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic)
                         let attrib = f.GetAttribute<ApexSerializationAttribute>(false)
                         where attrib != null && (attrib.excludeMask & _excludeMask) == 0
                         select new AIFieldInfo
                         {
                             field = f,
                             defaultValue = attrib.defaultValue
                         };

            foreach (var f in fields)
            {
                var val = f.field.GetValue(item);
                if (val != null && !val.Equals(f.defaultValue))
                {
                    StageItem propElement;
                    if (TryStage(f.field.Name, val, out propElement))
                    {
                        element.Add(propElement);
                    }
                }
            }

            return element;
        }

public override string ToString()
		{
			if( completeLog == null )
				completeLog = string.Concat( logString, "\n", stackTrace );

			return completeLog;
		}

private static byte[] DoTheHardWork_JPEG( byte[] fileBytes, int imageWidth, int imageHeight )
	{
		int xmpIndex = 0, xmpContentSize = 0;
		while( !SearchChunkForXMP_JPEG( fileBytes, ref xmpIndex, ref xmpContentSize ) )
		{
			if( xmpIndex == -1 )
				break;
		}

		int copyBytesUntil, copyBytesFrom;
		if( xmpIndex == -1 )
		{
			copyBytesUntil = copyBytesFrom = FindIndexToInsertXMPCode_JPEG( fileBytes );
		}
		else
		{
			copyBytesUntil = xmpIndex;
			copyBytesFrom = xmpIndex + 2 + xmpContentSize;
		}

		string xmpContent = string.Concat( XMP_NAMESPACE_JPEG, "\0", string.Format( XMP_CONTENT_TO_FORMAT_JPEG, 75f.ToString( "F1" ), imageWidth, imageHeight ) );
		int xmpLength = xmpContent.Length + 2;
		xmpContent = string.Concat( (char) 0xFF, (char) 0xE1, (char) ( xmpLength / 256 ), (char) ( xmpLength % 256 ), xmpContent );

		byte[] result = new byte[copyBytesUntil + xmpContent.Length + ( fileBytes.Length - copyBytesFrom )];

		Array.Copy( fileBytes, 0, result, 0, copyBytesUntil );

		for( int i = 0; i < xmpContent.Length; i++ )
		{
			result[copyBytesUntil + i] = (byte) xmpContent[i];
		}

		Array.Copy( fileBytes, copyBytesFrom, result, copyBytesUntil + xmpContent.Length, fileBytes.Length - copyBytesFrom );

		return result;
	}

private string GetRootFilePath()
        {
            string result = null;

            var entryPath = string.Concat(MetaInfFolderName, "/", ContainerFileName);

            var x = GetXmlFile(entryPath, canCache: true);
            var attr = x?.Root?.Attribute("xmlns");
            if (attr != null)
            {
                XNamespace ns = attr.Value;

                var elements = (from item in x.Descendants(ns + "rootfile") select item).ToArray();
                if (elements.Length == 1)
                {
                    var path = elements[0].Attribute("full-path");
                    if (path != null)
                    {
                        // we replacedume that the content.opf file is in the same folder as the rest of the content
                        result = Path.GetDirectoryName(path.Value);
                    }
                }
            }

            return result;
        }

public static bool InitializeAsFirstInstance(string uniqueName)
        {
            commandLineArgs = GetCommandLineArgs(uniqueName);

            // Build unique application Id and the IPC channel name.
            string applicationIdentifier = uniqueName + Environment.UserName;

            string channelName = string.Concat(applicationIdentifier, Delimiter, ChannelNameSuffix);

            // Create mutex based on unique application Id to check if this is the first instance of the application. 
            singleInstanceMutex = new Mutex(true, applicationIdentifier, out bool firstInstance);
            if (firstInstance)
            {
                CreateRemoteService(channelName);
            }
            else
            {
                SignalFirstInstance(channelName, commandLineArgs);
            }

            return firstInstance;
        }

protected virtual byte[] ToBytes(object @event, JObject metadata, out string type, out bool isJson)
        {
            var eventType = @event.GetType();
            isJson = true;
            type = eventType.Name.ToEventCase();
            var clrEventType = string.Concat(eventType.FullName, ", ", eventType.GetTypeInfo().replacedembly.GetName().Name);
            metadata[Constants.EventMetadata.ClrEventType] = clrEventType;

            return _serializer.ToBinary(@event);
        }

private static object GetRenderInstance(string renderInstance)
        {
            if (string.IsNullOrEmpty(renderInstance)) return null;

            string[] k = renderInstance.Split(new char[] { ',' }, 2);
            if (k.Length != 2) return null;

            string replacedemblyKey = k[1].Trim();
            string typeKey = k[0].Trim();
            string cacheKey = string.Concat(typeKey, ",", replacedemblyKey);

            //从缓存读取
            object render;
            bool flag = false;
            lock (RenderInstanceCache)
            {
                flag = RenderInstanceCache.TryGetValue(cacheKey, out render);
            }
            if (!flag || render == null)
            {
                //重新生成实例
                render = null;
                //生成实例
                replacedembly replacedembly;
                if (replacedemblyKey.IndexOf(":") != -1)
                {
                    replacedembly = replacedembly.LoadFrom(replacedemblyKey);
                }
                else
                {
                    replacedembly = replacedembly.Load(replacedemblyKey);
                }
                if (replacedembly != null)
                {
                    render = replacedembly.CreateInstance(typeKey, false);
                }
                if (render != null)
                {
                    //缓存
                    lock (RenderInstanceCache)
                    {
                        if (RenderInstanceCache.ContainsKey(cacheKey))
                        {
                            RenderInstanceCache[cacheKey] = render;
                        }
                        else
                        {
                            RenderInstanceCache.Add(cacheKey, render);
                        }
                    }
                }
            }
            return render;
        }

public override void OnActionExecuting(ActionExecutingContext executingContext)
        {
            var key = string.Concat(Name, "-", GetIpAddress());
            var countLock = new CountLock();
            var castLocked = HttpRuntime.Cache[key] as CountLock;

            if (castLocked != null && castLocked.IsLocked)
            {
                executingContext.Controller.ViewBag.Locked = true;
                executingContext.HttpContext.Response.StatusCode = (int)HttpStatusCode.Conflict;
            }

            else
            {
                var cacheExperation = TimeLimit;
                countLock.Count = 1;
                countLock.IsLocked = false;

                if (castLocked != null)
                {
                    countLock.Count = castLocked.Count + 1;
                    if (countLock.Count > Attempts)
                    {
                        cacheExperation = TimeWait;
                        countLock.IsLocked = true;

                        executingContext.Controller.ViewBag.Locked = true;
                        executingContext.HttpContext.Response.StatusCode = (int)HttpStatusCode.Conflict;
                    }
                }
                
                HttpRuntime.Cache.Insert(key,
                        countLock,
                        null,
                        DateTime.Now.AddMinutes(cacheExperation),
                        Cache.NoSlidingExpiration,
                        CacheItemPriority.Low, null);
            }
        }

public void AppendResponseCookie(IOwinContext context, string key, string value, CookieOptions options)
        {
            if (context == null)
            {
                throw new ArgumentNullException("context");
            }
            if (options == null)
            {
                throw new ArgumentNullException("options");
            }

            bool domainHasValue = !string.IsNullOrEmpty(options.Domain);
            bool pathHasValue = !string.IsNullOrEmpty(options.Path);
            bool expiresHasValue = options.Expires.HasValue;
            bool sameSiteHasValue = options.SameSite.HasValue;

            string escapedKey = Uri.EscapeDataString(key);
            string prefix = escapedKey + "=";

            string suffix = string.Concat(
                !domainHasValue ? null : "; domain=",
                !domainHasValue ? null : options.Domain,
                !pathHasValue ? null : "; path=",
                !pathHasValue ? null : options.Path,
                !expiresHasValue ? null : "; expires=",
                !expiresHasValue ? null : options.Expires.Value.ToString("ddd, dd-MMM-yyyy HH:mm:ss \\G\\M\\T", CultureInfo.InvariantCulture),
                !options.Secure ? null : "; secure",
                !options.HttpOnly ? null : "; HttpOnly",
                !sameSiteHasValue ? null : "; SameSite=",
                !sameSiteHasValue ? null : GetStringRepresentationOfSameSite(options.SameSite.Value));

            value = value ?? string.Empty;
            bool quoted = false;
            if (IsQuoted(value))
            {
                quoted = true;
                value = RemoveQuotes(value);
            }
            string escapedValue = Uri.EscapeDataString(value);

            // Normal cookie
            IHeaderDictionary responseHeaders = context.Response.Headers;
            if (!ChunkSize.HasValue || ChunkSize.Value > prefix.Length + escapedValue.Length + suffix.Length + (quoted ? 2 : 0))
            {
                string setCookieValue = string.Concat(
                    prefix,
                    quoted ? Quote(escapedValue) : escapedValue,
                    suffix);
                responseHeaders.AppendValues(Constants.Headers.SetCookie, setCookieValue);
            }
            else if (ChunkSize.Value < prefix.Length + suffix.Length + (quoted ? 2 : 0) + 10)
            {
                // 10 is the minimum data we want to put in an individual cookie, including the cookie chunk identifier "CXX".
                // No room for data, we can't chunk the options and name
                throw new InvalidOperationException(Resources.Exception_CookieLimitTooSmall);
            }
            else
            {
                // Break the cookie down into multiple cookies.
                // Key = CookieName, value = "Segment1Segment2Segment2"
                // Set-Cookie: CookieName=chunks:3; path=/
                // Set-Cookie: CookieNameC1="Segment1"; path=/
                // Set-Cookie: CookieNameC2="Segment2"; path=/
                // Set-Cookie: CookieNameC3="Segment3"; path=/
                int dataSizePerCookie = ChunkSize.Value - prefix.Length - suffix.Length - (quoted ? 2 : 0) - 3; // Budget 3 chars for the chunkid.
                int cookieChunkCount = (int)Math.Ceiling(escapedValue.Length * 1.0 / dataSizePerCookie);

                responseHeaders.AppendValues(Constants.Headers.SetCookie, prefix + "chunks:" + cookieChunkCount.ToString(CultureInfo.InvariantCulture) + suffix);
                
                string[] chunks = new string[cookieChunkCount];
                int offset = 0;
                for (int chunkId = 1; chunkId <= cookieChunkCount; chunkId++)
                {
                    int remainingLength = escapedValue.Length - offset;
                    int length = Math.Min(dataSizePerCookie, remainingLength);
                    string segment = escapedValue.Substring(offset, length);
                    offset += length;

                    chunks[chunkId - 1] = string.Concat(
                                            escapedKey,
                                            "C",
                                            chunkId.ToString(CultureInfo.InvariantCulture),
                                            "=",
                                            quoted ? "\"" : string.Empty,
                                            segment,
                                            quoted ? "\"" : string.Empty,
                                            suffix);
                }
                responseHeaders.AppendValues(Constants.Headers.SetCookie, chunks);
            }
        }

private string CreateMessagePayloadFullName(string messageCategory, string messageType)
        {
            var nameSpaceSeparator = ".";

            var messagePayloadName = messageCategory.ToString() + messageType;
            var nexoDomainNameSpace = typeof(PaymentRequest).Namespace;

            return string.Concat(nexoDomainNameSpace, nameSpaceSeparator, messagePayloadName);
        }

public async Task UsernamePreplacedwordAsync(string clientId, string clientSecret, string username, string preplacedword, string tokenRequestEndpointUrl)
        {
#if DEBUG
            Stopwatch sw = new Stopwatch();
            sw.Start();
#endif
            if (string.IsNullOrEmpty(clientId)) throw new ArgumentNullException("clientId", "Client ID is null or empty");
            if (string.IsNullOrEmpty(clientSecret)) throw new ArgumentNullException("clientSecret", "Client Secret is null or empty");
            if (string.IsNullOrEmpty(username)) throw new ArgumentNullException("username", "Username is null or empty");
            if (string.IsNullOrEmpty(preplacedword)) throw new ArgumentNullException("preplacedword", "Preplacedword is null or empty");
            if (string.IsNullOrEmpty(tokenRequestEndpointUrl)) throw new ArgumentNullException("tokenRequestEndpointUrl", "Token Request Endpoint is null or empty");
            if (!Uri.IsWellFormedUriString(tokenRequestEndpointUrl, UriKind.Absolute)) throw new FormatException("Invalid tokenRequestEndpointUrl");

            var content = new FormUrlEncodedContent(new[]
                {
                    new KeyValuePair<string, string>("grant_type", "preplacedword"),
                    new KeyValuePair<string, string>("client_id", clientId),
                    new KeyValuePair<string, string>("client_secret", clientSecret),
                    new KeyValuePair<string, string>("username", username),
                    new KeyValuePair<string, string>("preplacedword", preplacedword)
                });

            var request = new HttpRequestMessage
            {
                Method = HttpMethod.Post,
                RequestUri = new Uri(tokenRequestEndpointUrl),
                Content = content
            };

            request.Headers.UserAgent.ParseAdd(string.Concat(UserAgent, "/", ApiVersion));

            var responseMessage = await _httpClient.SendAsync(request).ConfigureAwait(false);
            var response = await responseMessage.Content.ReadreplacedtringAsync().ConfigureAwait(false);

            if (responseMessage.IsSuccessStatusCode)
            {
                this.AccessInfo = JsonConvert.DeserializeObject<AccessTokenResponse>(response);
            }
            else if (responseMessage.StatusCode == HttpStatusCode.NotFound)
            {
                // Unable to reach the auth/token url
                throw new ForceAuthException(Error.Unknown.ToString(), "Error reaching Login URL", responseMessage.StatusCode);
            }
            else
            {
                var errorResponse = JsonConvert.DeserializeObject<AuthErrorResponse>(response);
                throw new ForceAuthException(errorResponse.Error, errorResponse.ErrorDescription, responseMessage.StatusCode);
            }
#if DEBUG
            sw.Stop();
            Debug.WriteLine(string.Format("Login completed in {0}ms", sw.ElapsedMilliseconds.ToString()));
#endif
            return;
        }

protected void ReplaceTag(ref string fileContents, Match match, string newContent, bool removeNewline = true)
        {
            // If we want to remove a suffixed newline...
            if (removeNewline)
            {
                // Remove carriage return
                if ((fileContents.Length > match.Index + match.Length) &&
                    fileContents[match.Index + match.Length] == '\r')
                    fileContents = string.Concat(fileContents.Substring(0, match.Index + match.Length), fileContents.Substring(match.Index + match.Length + 1));

                // Return newline
                if ((fileContents.Length > match.Index + match.Length) &&
                    fileContents[match.Index + match.Length] == '\n')
                    fileContents = string.Concat(fileContents.Substring(0, match.Index + match.Length), fileContents.Substring(match.Index + match.Length + 1));
            }

            // If the match is at the start, replace it
            if (match.Index == 0)
                fileContents = newContent + fileContents.Substring(match.Length);
            // Otherwise do an inner replace
            else
                fileContents = string.Concat(fileContents.Substring(0, match.Index), newContent, fileContents.Substring(match.Index + match.Length));
        }

[Fact]
        public void CreateCrossChainClient_Test()
        {
            var remoteChainId = ChainOptions.ChainId;
            var localChainId = ChainHelper.GetChainId(1);

            var host = "127.0.0.1";
            var port = 5000;
            var crossChainClientDto = new CrossChainClientCreationContext
            {
                LocalChainId = localChainId,
                RemoteChainId = remoteChainId,
                IsClientToParentChain = false,
                RemoteServerHost = host,
                RemoteServerPort = port
            };
            
            var client = _grpcCrossChainClientProvider.CreateChainInitializationDataClient(crossChainClientDto);
            var isClientCached = _grpcCrossChainClientProvider.TryGetClient(remoteChainId, out _);
            replacedert.False(isClientCached);
            
            replacedert.True(client.RemoteChainId == remoteChainId);
            replacedert.False(client.IsConnected);
            replacedert.Equal(remoteChainId, client.RemoteChainId);
            
            var expectedUriStr = string.Concat(host, ":", "5000");
            replacedert.Equal(expectedUriStr, client.TargetUriString);
        }

internal static void CreateOrUpdatereplacedet<T>(T obj, string replacedetName = "", string defaultreplacedetSubPath = "") where T : UnityEngine.Object
        {
            string path = replacedetDatabase.GetreplacedetPath(obj);
            if (replacedetDatabase.Contains(obj))
            {
                EditorUtility.SetDirty(obj);
            }
            else
            {
                //Have to do this rather replacedbersome path construction due to the workings of the replacedetDatabase methods
                path = "replacedets";

                var subPath = GetSubPath(defaultreplacedetSubPath);
                if (!string.IsNullOrEmpty(subPath))
                {
                    path = string.Concat(path, "/", subPath);
                }

                var folderId = replacedetDatabase.replacedetPathToGUID(path);
                if (string.IsNullOrEmpty(folderId))
                {
                    folderId = replacedetDatabase.CreateFolder("replacedets", subPath);
                    path = replacedetDatabase.GUIDToreplacedetPath(folderId);
                }

                if (string.IsNullOrEmpty(replacedetName))
                {
                    replacedetName = typeof(T).Name;
                }

                path = string.Concat(path, "/", replacedetName, ".replacedet");
                path = replacedetDatabase.GenerateUniquereplacedetPath(path);

                replacedetDatabase.Createreplacedet(obj, path);

                EditorGUIUtility.PingObject(obj);
            }

            replacedetDatabase.Savereplacedets();
        }

private async Task<string> SendMailAsync(bool SendAsync, string MailFrom, string MailTo, string MailToDisplayName, string Cc, string Bcc, string ReplyTo, System.Net.Mail.MailPriority Priority,
            string Subject, Encoding BodyEncoding, string Body, string[] Attachment, string SMTPServer, string SMTPAuthentication, string SMTPUsername, string SMTPPreplacedword, bool SMTPEnableSSL)
        {
            string strSendMail = "";
            GeneralSettings GeneralSettings = await _generalSettingsService.GetGeneralSettingsAsync();

            // SMTP server configuration
            if (SMTPServer == "")
            {
                SMTPServer = GeneralSettings.SMTPServer;

                if (SMTPServer.Trim().Length == 0)
                {
                    return "Error: Cannot send email - SMTPServer not set";
                }
            }

            if (SMTPAuthentication == "")
            {
                SMTPAuthentication = GeneralSettings.SMTPAuthendication;
            }

            if (SMTPUsername == "")
            {
                SMTPUsername = GeneralSettings.SMTPUserName;
            }

            if (SMTPPreplacedword == "")
            {
                SMTPPreplacedword = GeneralSettings.SMTPPreplacedword;
            }

            MailTo = MailTo.Replace(";", ",");
            Cc = Cc.Replace(";", ",");
            Bcc = Bcc.Replace(";", ",");

            System.Net.Mail.MailMessage objMail = null;
            try
            {
                System.Net.Mail.MailAddress SenderMailAddress = new System.Net.Mail.MailAddress(MailFrom, MailFrom);
                System.Net.Mail.MailAddress RecipientMailAddress = new System.Net.Mail.MailAddress(MailTo, MailToDisplayName);

                objMail = new System.Net.Mail.MailMessage(SenderMailAddress, RecipientMailAddress);

                if (Cc != "")
                {
                    objMail.CC.Add(Cc);
                }
                if (Bcc != "")
                {
                    objMail.Bcc.Add(Bcc);
                }

                if (ReplyTo != string.Empty)
                {
                    objMail.ReplyToList.Add(new System.Net.Mail.MailAddress(ReplyTo));
                }

                objMail.Priority = (System.Net.Mail.MailPriority)Priority;
                objMail.IsBodyHtml = IsHTMLMail(Body);

                foreach (string myAtt in Attachment)
                {
                    if (myAtt != "") objMail.Attachments.Add(new System.Net.Mail.Attachment(myAtt));
                }

                // message
                objMail.SubjectEncoding = BodyEncoding;
                objMail.Subject = Subject.Trim();
                objMail.BodyEncoding = BodyEncoding;

                System.Net.Mail.AlternateView PlainView =
                    System.Net.Mail.AlternateView.CreateAlternateViewFromString(Utility.ConvertToText(Body),
                    null, "text/plain");

                objMail.AlternateViews.Add(PlainView);

                //if body contains html, add html part
                if (IsHTMLMail(Body))
                {
                    System.Net.Mail.AlternateView HTMLView =
                        System.Net.Mail.AlternateView.CreateAlternateViewFromString(Body, null, "text/html");

                    objMail.AlternateViews.Add(HTMLView);
                }
            }
            catch (Exception objException)
            {
                // Problem creating Mail Object
                strSendMail = MailTo + ": " + objException.Message;

                // Log Error 
                BlazorBlogs.Data.Models.Logs objLog = new Data.Models.Logs();
                objLog.LogDate = DateTime.Now;
                objLog.LogAction = $"{Constants.EmailError} - Error: {strSendMail}";
                objLog.LogUserName = MailTo;
                objLog.LogIpaddress = "127.0.0.1";
            }

            if (objMail != null)
            {
                // external SMTP server alternate port
                int? SmtpPort = null;
                int portPos = SMTPServer.IndexOf(":");
                if (portPos > -1)
                {
                    SmtpPort = Int32.Parse(SMTPServer.Substring(portPos + 1, SMTPServer.Length - portPos - 1));
                    SMTPServer = SMTPServer.Substring(0, portPos);
                }

                System.Net.Mail.SmtpClient smtpClient = new System.Net.Mail.SmtpClient();

                if (SMTPServer != "")
                {
                    smtpClient.Host = SMTPServer;
                    smtpClient.Port = (SmtpPort == null) ? (int)25 : (Convert.ToInt32(SmtpPort));

                    switch (SMTPAuthentication)
                    {
                        case "":
                        case "0":
                            // anonymous
                            break;
                        case "1":
                            // basic
                            if (SMTPUsername != "" & SMTPPreplacedword != "")
                            {
                                smtpClient.UseDefaultCredentials = false;
                                smtpClient.Credentials = new System.Net.NetworkCredential(SMTPUsername, SMTPPreplacedword);
                            }

                            break;
                        case "2":
                            // NTLM
                            smtpClient.UseDefaultCredentials = true;
                            break;
                    }
                }
                smtpClient.EnableSsl = SMTPEnableSSL;

                try
                {
                    if (SendAsync) // Send Email using SendAsync
                    {
                        // Set the method that is called back when the send operation ends.
                        smtpClient.SendCompleted += SmtpClient_SendCompleted;

                        // Send the email
                        MailMessage objMailMessage = new MailMessage();
                        objMailMessage = objMail;

                        smtpClient.SendAsync(objMail, objMailMessage);
                        strSendMail = "";
                    }
                    else // Send email and wait for response
                    {
                        smtpClient.Send(objMail);
                        strSendMail = "";

                        // Log the Email
                        LogEmail(objMail);

                        objMail.Dispose();
                        smtpClient.Dispose();
                    }
                }
                catch (Exception objException)
                {
                    // mail configuration problem
                    if (!(objException.InnerException == null))
                    {
                        strSendMail = string.Concat(objException.Message, Environment.NewLine, objException.InnerException.Message);
                    }
                    else
                    {
                        strSendMail = objException.Message;
                    }

                    // Log Error 
                    BlazorBlogs.Data.Models.Logs objLog = new Data.Models.Logs();
                    objLog.LogDate = DateTime.Now;
                    objLog.LogAction = $"{Constants.EmailError} - Error: {strSendMail}";
                    objLog.LogUserName = null;
                    objLog.LogIpaddress = "127.0.0.1";

                    _context.Logs.Add(objLog);
                    _context.SaveChanges();
                }
            }

            return strSendMail;
        }

private static void AddSharedItems(GenericMenu menu, AIUI ui, bool allowDelete, Vector2 mousePos)
        {
            if (menu.GereplacedemCount() > 0)
            {
                menu.AddSeparator(string.Empty);
            }

            if (ui.undoRedo.canUndo)
            {
                menu.AddItem(new GUIContent(string.Concat("Undo (", ctrlOrCmd, " + Shift + Z)")), false, () => ui.undoRedo.Undo());
            }
            else
            {
                menu.AddDisabledItem(new GUIContent(string.Concat("Undo (", ctrlOrCmd, " + Shift + Z)")));
            }

            if (ui.undoRedo.canRedo)
            {
                menu.AddItem(new GUIContent(string.Concat("Redo (", ctrlOrCmd, " + Shift + Y)")), false, () => ui.undoRedo.Redo());
            }
            else
            {
                menu.AddDisabledItem(new GUIContent(string.Concat("Redo (", ctrlOrCmd, " + Shift + Y)")));
            }

            menu.AddSeparator(string.Empty);
            var hreplacedelection = ui.selectedViews.Count > 0 || ui.currentAction != null || ui.currentQualifier != null || ui.currentSelector != null;
            if (hreplacedelection)
            {
                menu.AddItem(new GUIContent(string.Concat("Cut (", ctrlOrCmd, " + X)")), false, () => ClipboardService.CutToClipboard(ui));
                menu.AddItem(new GUIContent(string.Concat("Copy (", ctrlOrCmd, " + C)")), false, () => ClipboardService.CopyToClipboard(ui));
                menu.AddItem(new GUIContent(string.Concat("Duplicate (", ctrlOrCmd, " + D)")), false, () => ClipboardService.Duplicate(ui, mousePos));
            }
            else
            {
                menu.AddDisabledItem(new GUIContent(string.Concat("Cut (", ctrlOrCmd, " + X)")));
                menu.AddDisabledItem(new GUIContent(string.Concat("Copy (", ctrlOrCmd, " + C)")));
                menu.AddDisabledItem(new GUIContent(string.Concat("Duplicate (", ctrlOrCmd, " + D)")));
            }

            if (!string.IsNullOrEmpty(EditorGUIUtility.systemCopyBuffer))
            {
                menu.AddItem(new GUIContent(string.Concat("Paste (", ctrlOrCmd, " + V)")), false, () => ClipboardService.PasteFromClipboard(ui, mousePos));
            }
            else
            {
                menu.AddDisabledItem(new GUIContent(string.Concat("Paste (", ctrlOrCmd, " + V)")));
            }

            menu.AddSeparator(string.Empty);
            menu.AddItem(new GUIContent(string.Concat("Select All (", ctrlOrCmd, " + A)")), false, () => ui.MultiSelectViews(ui.canvas.views));

            if (allowDelete)
            {
                menu.AddSeparator(string.Empty);
                if (hreplacedelection)
                {
                    menu.AddItem(new GUIContent("Delete (Del)"), false, () => ui.RemoveSelected());
                }
                else
                {
                    menu.AddDisabledItem(new GUIContent("Delete (Del)"));
                }
            }

            menu.ShowAsContext();
        }

protected virtual byte[] ToBytes(object payload, JObject metadata, out string type, out bool isJson)
        {
            if (payload is Tagged tagged)
            {
                payload = tagged.Payload;
            }
            var eventType = payload.GetType();
            isJson = true;
            type = eventType.Name.ToEventCase();
            var clrEventType = string.Concat(eventType.FullName, ", ", eventType.GetTypeInfo().replacedembly.GetName().Name);
            metadata[Constants.EventMetadata.ClrEventType] = clrEventType;

            return _serializer.ToBinary(payload);
        }

void ICommandOutput.Output(CommandOutputInfo info)
        {
            if (info == null)
                throw new ArgumentNullException(nameof(info));
            if (Enable && (OnCommandOutput != null || UseConsoleOutput)) {
                var sb = new StringBuilder();
                sb.AppendLine("action\t:" + info.Action);
                sb.AppendLine("type\t:" + info.CommandType);
                sb.AppendLine("level\t:" + info.Level);
                sb.AppendLine("region\t:" + info.Start + "," + info.Size);
                sb.AppendLine("time\t:" + info.StartTime.ToString("yyyy-MM-dd HH:mm:ss.fff"));
                sb.AppendLine("span\t:" + (info.EndTime - info.StartTime).TotalMilliseconds);
                sb.AppendLine("trans\t:" + (info.IsTransaction ? "true" : "false"));
                sb.AppendLine("success\t:" + (info.Success ? "true" : "false"));
                if (info.Success) {
                    sb.AppendLine("result\t:" + (info.Result != null ? info.Result.ToString() : "null"));
                }
                else {
                    sb.AppendLine("error\t:" + info.ExceptionMessage);
                }
                var datas = info.Datas;
                var command = info.Command;
                if (datas != null && datas.Length > 0) {
                    sb.AppendLine("params\t:");
                    foreach (var data in datas) {
                        sb.AppendLine(string.Format("  {2},{3},{0}={1}", data.ParameterName, data.Value, data.Direction, data.DbType));
                    }
                }
                sb.AppendLine("command\t:");
                sb.Append("  ");
                sb.AppendLine(command);
                var commandInfo = sb.ToString();
                string runnableCommand = null;
                if (OutputFullCommand) {
                    if (datas != null && datas.Length > 0) {
                        var temp = command;
                        var dict = new Dictionary<string, string>();
                        var patterns = new List<string>();
                        foreach (var data in datas) {
                            string value;
                            if (data.Value == null) {
                                value = "null";
                            }
                            else if (data.Value == DBNull.Value) {
                                value = "null";
                            }
                            else {
                                var code = Type.GetTypeCode(data.Value.GetType());
                                var type = data.Value.GetType();
                                if (code == TypeCode.Empty) {
                                    value = "null";
                                }
                                else if (type.GetTypeInfo().IsEnum) {
                                    value = Convert.ToInt64(data.Value).ToString();
                                }
                                else if (code == TypeCode.String || code == TypeCode.Char) {
                                    var content = data.Value.ToString();
                                    content = content.Replace("'", "''");
                                    value = string.Concat("'", content, "'");
                                }
                                else if (code == TypeCode.DateTime) {
                                    var dt = (DateTime)data.Value;
                                    value = string.Concat("'", dt.ToString("yyyy-MM-dd HH:mm:ss"), "'");
                                }
                                else if(data.Value is byte[]) {
                                    value = "[bytes]";
                                }
                                else {
                                    value = data.Value.ToString();
                                }
                            }
                            dict[data.ParameterName] = value;
                            var name = data.ParameterName.Replace("?", "\\?");
                            patterns.Add(name + "\\b");
                        }
                        var regex = new Regex(string.Join("|", patterns), RegexOptions.Compiled);
                        temp = regex.Replace(temp, x =>
                        {
                            if (dict.TryGetValue(x.Value, out var data)) {
                                return data;
                            }

                            return x.Value;
                        });
                        runnableCommand = temp;
                    }
                    else {
                        runnableCommand = command;
                    }
                }

                if (OnCommandOutput != null) {
                    var args = new CommandOutputEventArgs
                    {
                        CommandInfo = commandInfo, 
                        RunnableCommand = runnableCommand
                    };
                    OnCommandOutput(this, args);
                }
                if (UseConsoleOutput) {
                    if (runnableCommand != null) {
                        sb.AppendLine("--------------------");
                        sb.Append("  ");
                        sb.AppendLine(runnableCommand);
                    }
                    Console.WriteLine(sb);
                }
            }
        }

protected internal virtual Boolean ApplyTo(HttpRequestMessage request)
        {
            // Make sure we only apply the settings to the request once
            if (request.Properties.ContainsKey(PropertyName))
            {
                return false;
            }

            request.Properties.Add(PropertyName, this);

            if (this.AcceptLanguages != null && this.AcceptLanguages.Count > 0)
            {
                // An empty or null CultureInfo name will cause an ArgumentNullException in the
                // StringWithQualityHeaderValue constructor. CultureInfo.InvariantCulture is an example of
                // a CultureInfo that has an empty name.
                foreach (CultureInfo culture in this.AcceptLanguages.Where(a => !String.IsNullOrEmpty(a.Name)))
                {
                    request.Headers.AcceptLanguage.Add(new StringWithQualityHeaderValue(culture.Name));
                }
            }

            if (this.UserAgent != null)
            {
                foreach (var headerVal in this.UserAgent)
                {
                    if (!request.Headers.UserAgent.Contains(headerVal))
                    {
                        request.Headers.UserAgent.Add(headerVal);
                    }
                }
            }

            if (this.SuppressFedAuthRedirects)
            {
                request.Headers.Add(Internal.HttpHeaders.TfsFedAuthRedirect, "Suppress");
            }

            // Record the command, if we have it.  Otherwise, just record the session ID.
            if (!request.Headers.Contains(Internal.HttpHeaders.TfsSessionHeader))
            {
                if (!String.IsNullOrEmpty(this.OperationName))
                {
                    request.Headers.Add(Internal.HttpHeaders.TfsSessionHeader, String.Concat(this.SessionId.ToString("D"), ", ", this.OperationName));
                }
                else
                {
                    request.Headers.Add(Internal.HttpHeaders.TfsSessionHeader, this.SessionId.ToString("D"));
                }
            }

            if (!String.IsNullOrEmpty(this.AgentId))
            {
                request.Headers.Add(Internal.HttpHeaders.VssAgentHeader, this.AgentId);
            }

            // Content is being sent as chunked by default in dotnet5.4, which differs than the .net 4.5 behaviour.
            if (request.Content != null && !request.Content.Headers.ContentLength.HasValue && !request.Headers.TransferEncodingChunked.HasValue)
            {
                request.Content.Headers.ContentLength = request.Content.ReadAsByteArrayAsync().Result.Length;
            }

            return true;
        }

public override void ExplicitVisit(NamedTableReference table)
        {
            var schemaName = table.SchemaObject.SchemaIdentifier != null ? table.SchemaObject.SchemaIdentifier.Value : "dbo";
            Console.WriteLine(string.Concat(schemaName, ".", table.SchemaObject.BaseIdentifier.Value));

            base.ExplicitVisit(table);
        }

public string GetFullPath(string separator = "/")
            {
                if (Parent == null)
                {
                    return Name;
                }

                var parentPath = Parent.GetFullPath(separator);
                return String.Concat(parentPath, separator, Name);
            }

public string GetScopePath(string separator = "/")
            {
                if (Parent == null)
                {
                    return Name;
                }

                var parentPath = Parent.GetScopePath(separator);
                if (SkipCodegen)
                {
                    return parentPath;
                }

                return String.Concat(parentPath, separator, Name);
            }

public override String ToString()
        {
            if (!String.IsNullOrEmpty(m_expression))
            {
                return String.Concat("$[ ", m_expression, " ]");
            }
            else
            {
                return m_literalValue?.ToString();
            }
        }

private void writeStream(Type type, object value, Stream stream)
        {
            Type itemType = type.GetGenericArguments()[0];

            StringWriter _stringWriter = new StringWriter();

            _stringWriter.WriteLine(
                string.Join<string>(
                    ";", itemType.GetProperties().Select(x => x.Name)
                )
            );

            foreach (var obj in (IEnumerable<object>)value)
            {

                var vals = obj.GetType().GetProperties().Select(
                    pi => new {
                        Value = pi.GetValue(obj, null)
                    }
                );

                string _valueLine = string.Empty;

                foreach (var val in vals)
                {

                    if (val.Value != null)
                    {

                        var _val = val.Value.ToString();

                        //Check if the value contans a comma and place it in quotes if so
                        if (_val.Contains(","))
                            _val = string.Concat("\"", _val, "\"");

                        //Replace any \r or \n special characters from a new line with a space
                        if (_val.Contains("\r"))
                            _val = _val.Replace("\r", " ");
                        if (_val.Contains("\n"))
                            _val = _val.Replace("\n", " ");

                        _valueLine = string.Concat(_valueLine, _val, ";");

                    }
                    else
                    {

                        _valueLine = string.Concat(string.Empty, ";");
                    }
                }

                _stringWriter.WriteLine(_valueLine.TrimEnd(';'));
            }

            var streamWriter = new StreamWriter(stream);
            streamWriter.Write(_stringWriter.ToString());
            streamWriter.Flush();
        }

public static string Concat(string str0, string str1, string str2)
        {
            return ValidatedString(string.Concat(str0, str1, str2));
        }

public async Task WebServerAsync(string clientId, string clientSecret, string redirectUri, string code, string tokenRequestEndpointUrl = TokenRequestEndpointUrl)
        {
            if (string.IsNullOrEmpty(clientId)) throw new ArgumentNullException("clientId");
            if (string.IsNullOrEmpty(clientSecret)) throw new ArgumentNullException("clientSecret");
            if (string.IsNullOrEmpty(redirectUri)) throw new ArgumentNullException("redirectUri");
            if (!Uri.IsWellFormedUriString(redirectUri, UriKind.Absolute)) throw new FormatException("redirectUri");
            if (string.IsNullOrEmpty(code)) throw new ArgumentNullException("code");
            if (string.IsNullOrEmpty(tokenRequestEndpointUrl)) throw new ArgumentNullException("tokenRequestEndpointUrl");
            if (!Uri.IsWellFormedUriString(tokenRequestEndpointUrl, UriKind.Absolute)) throw new FormatException("tokenRequestEndpointUrl");

            var content = new FormUrlEncodedContent(new[]
                {
                    new KeyValuePair<string, string>("grant_type", "authorization_code"),
                    new KeyValuePair<string, string>("client_id", clientId),
                    new KeyValuePair<string, string>("client_secret", clientSecret),
                    new KeyValuePair<string, string>("redirect_uri", redirectUri),
                    new KeyValuePair<string, string>("code", code)
                });

            var request = new HttpRequestMessage
            {
                Method = HttpMethod.Post,
                RequestUri = new Uri(tokenRequestEndpointUrl),
                Content = content
            };

            request.Headers.UserAgent.ParseAdd(string.Concat(UserAgent, "/", ApiVersion));

            var responseMessage = await _httpClient.SendAsync(request).ConfigureAwait(false);
            var response = await responseMessage.Content.ReadreplacedtringAsync().ConfigureAwait(false);

            if (responseMessage.IsSuccessStatusCode)
            {
                this.AccessInfo = JsonConvert.DeserializeObject<AccessTokenResponse>(response);
            }
            else
            {
                try
                {
                    var errorResponse = JsonConvert.DeserializeObject<AuthErrorResponse>(response);
                    throw new ForceAuthException(errorResponse.Error, errorResponse.ErrorDescription, responseMessage.StatusCode);
                }
                catch (Exception ex)
                {
                    throw new ForceAuthException("Unknown", ex.Message, responseMessage.StatusCode);
                }

            }
        }

private bool CheckInDictionary(string currentSurface, string currentBaseform, string reading, string pronun)
        {
            AppendWordPart(currentSurface, reading, pronun, currentBaseform);
            surface.Append("*");

            string searchWord = String.Concat(surface.ToString(), " OR ", baseform.ToString());
            bool isHave = JmdictEnreplacedy.HasreplacedWord(searchWord, dictionary);            

            if (!isHave)
            {
                surface.Remove(surface.Length - 1, 1);
                RemoveLastWordPath();
                return false;
            }
            else
            {
                surface.Remove(surface.Length - 1, 1);
                return true;
            }
        }

[Fact]
        public void AddOrUpdateClient_Test()
        {
            var remoteChainId = ChainOptions.ChainId;
            var localChainId = ChainHelper.GetChainId(1);

            var host = "127.0.0.1";
            var port = 5000;
            var crossChainClientDto = new CrossChainClientCreationContext
            {
                LocalChainId = localChainId,
                RemoteChainId = remoteChainId,
                IsClientToParentChain = false,
                RemoteServerHost = host,
                RemoteServerPort = port
            };
            
            var client = _grpcCrossChainClientProvider.AddOrUpdateClient(crossChainClientDto);

            replacedert.True(client.RemoteChainId == remoteChainId);
            replacedert.False(client.IsConnected);
            replacedert.Equal(remoteChainId, client.RemoteChainId);

            var expectedUriStr = string.Concat(host, ":", "5000");
            replacedert.Equal(expectedUriStr, client.TargetUriString);
            
            var sameClient = _grpcCrossChainClientProvider.AddOrUpdateClient(crossChainClientDto);
            sameClient.ShouldBe(client);
        }

public async Task TokenRefreshAsync(string refreshToken, string clientId, string clientSecret = "", string tokenRequestEndpointUrl = TokenRequestEndpointUrl)
        {
            var uri = UriFormatter.RefreshTokenUrl(
                tokenRequestEndpointUrl,
                refreshToken,
                clientId,
                clientSecret);

            var request = new HttpRequestMessage
            {
                Method = HttpMethod.Post,
                RequestUri = uri
            };

            request.Headers.UserAgent.ParseAdd(string.Concat(UserAgent, "/", ApiVersion));

            var responseMessage = await _httpClient.SendAsync(request).ConfigureAwait(false);
            var response = await responseMessage.Content.ReadreplacedtringAsync().ConfigureAwait(false);

            if (responseMessage.IsSuccessStatusCode)
            {
                this.AccessInfo = JsonConvert.DeserializeObject<AccessTokenResponse>(response);
                this.AccessInfo.RefreshToken = refreshToken; //not included in reponse
            }
            else
            {
                var errorResponse = JsonConvert.DeserializeObject<AuthErrorResponse>(response);
                throw new ForceAuthException(errorResponse.Error, errorResponse.ErrorDescription, responseMessage.StatusCode);
            }
        }

private static String BuildCacheMissString(String serviceType, Guid serviceIdentifier)
        {
            return String.Concat(serviceType, "_", serviceIdentifier.ToString());
        }

public void Type(string words)
  {
    mContent = String.Concat(mContent," ", words);
  }

[Fact]
        public void ConstructCounterProxyTest()
        {
            var module = GetContractModule(typeof(TestContract));
            var ns = "AElf.CSharp.CodeOps";
            var typeDefinition = ExecutionObserverInjector.ConstructCounterProxy(module, ns);
            typeDefinition.Methods.Count.ShouldBe(3);
            typeDefinition.Methods.Select(method => method.DeclaringType.FullName)
                .ShouldAllBe(name => name == string.Concat(ns, ".", nameof(ExecutionObserverProxy)));
            new[]
            {
                nameof(ExecutionObserverProxy.SetObserver), nameof(ExecutionObserverProxy.BranchCount),
                nameof(ExecutionObserverProxy.CallCount)
            }.ShouldAllBe(name => typeDefinition.Methods.Select(method => method.Name).Contains(name));
        }

private void FailRequest(IPathRequest request, Exception e)
        {
            _segments.Clear();
            _segmentRequest.Clear();
            _currentResult = null;

            var result = new PathResult(PathingStatus.Failed, null, 0, request)
            {
                errorInfo = string.Concat(e.Message, Environment.NewLine, e.StackTrace)
            };

            request.Complete(result);
        }

XmlFoldStart CreateElementFoldStart(TextDoreplacedent doreplacedent, XmlReader reader)
		{
			// Take off 1 from the offset returned
			// from the xml since it points to the start
			// of the element name and not the beginning
			// tag.
			//XmlFoldStart newFoldStart = new XmlFoldStart(reader.Prefix, reader.LocalName, reader.LineNumber - 1, reader.LinePosition - 2);
			XmlFoldStart newFoldStart = new XmlFoldStart();

			IXmlLineInfo lineInfo = (IXmlLineInfo)reader;
			newFoldStart.StartLine = lineInfo.LineNumber;
			newFoldStart.StartOffset = doreplacedent.GetOffset(newFoldStart.StartLine, lineInfo.LinePosition - 1);

			if (this.ShowAttributesWhenFolded && reader.HasAttributes) {
				newFoldStart.Name = String.Concat("<", reader.Name, " ", GetAttributeFoldText(reader), ">");
			} else {
				newFoldStart.Name = String.Concat("<", reader.Name, ">");
			}

			return newFoldStart;
		}

public static string Combine(string partOne, string partTwo)
        {
            return string.Concat(
                NormalizePath(partOne),
                "/",
                NormalizePath(partTwo));
        }

protected virtual byte[] ToBytes(object @event, JObject metadata, out string type, out bool isJson)
        {
            var eventType = @event.GetType();
            isJson = true;
            type = eventType.Name.ToEventCase();
            var clrEventType = string.Concat(eventType.FullName, ", ", eventType.GetTypeInfo().replacedembly.GetName().Name);
            metadata[Constants.EventMetadata.ClrEventType] = clrEventType;

            var dataString = JsonConvert.SerializeObject(@event);
            return Encoding.UTF8.GetBytes(dataString);
        }

internal static string EnsureValidName(string name, AIStorage target)
        {
            if (string.IsNullOrEmpty(name))
            {
                name = "New AI";
            }
            else
            {
                var invalidChars = System.IO.Path.GetInvalidFileNameChars();
                var transformer = new StringBuilder(name.Length);
                for (int i = 0; i < name.Length; i++)
                {
                    var allowChar = true;
                    for (int j = 0; j < invalidChars.Length; j++)
                    {
                        var invalidChar = invalidChars[j];
                        if (invalidChar.Equals(name[i]))
                        {
                            allowChar = false;
                            break;
                        }
                    }

                    if (allowChar)
                    {
                        transformer.Append(name[i]);
                    }
                }

                name = transformer.ToString();
            }

            var nameBase = name;
            int idx = 0;
            var stored = AIs.FirstOrDefault(a => a.name.Equals(name, StringComparison.OrdinalIgnoreCase));
            while (stored != null && !object.ReferenceEquals(stored, target))
            {
                idx++;
                name = string.Concat(nameBase, " ", idx.ToString("##"));
                stored = AIs.FirstOrDefault(a => a.name.Equals(name, StringComparison.OrdinalIgnoreCase));
            }

            return name;
        }

private string BuildKey(Enreplacedy enreplacedy, CrmEnreplacedyRight right, string securityContextKey)
		{
			var baseKey = string.Concat(securityContextKey, ":", enreplacedy.Id, ":", right);

            IIdenreplacedy idenreplacedy;

			return TryGetCurrentIdenreplacedy(out idenreplacedy)
				? string.Concat(baseKey, ":Idenreplacedy=", idenreplacedy.Name)
                : string.Concat(baseKey, ":Anonymous");
        }

public static Type CreateType(string typeName, string replacedembly)
        {
            if (string.IsNullOrEmpty(typeName)) return null;

            Type type = null;
            bool flag = false;
            string cacheKey = string.Concat(typeName, ",", replacedembly);

            lock (TypeCache)
            {
                flag = TypeCache.TryGetValue(cacheKey, out type);
            }
            if (!flag)
            {
                if (string.IsNullOrEmpty(replacedembly))
                {
                    //从当前程序域里建立类型
                    type = Type.GetType(typeName, false, true);
                    if (type == null)
                    {
                        //搜索当前程序域里的所有程序集
                        replacedembly[] replacedemblies = AppDomain.CurrentDomain.Getreplacedemblies();
                        foreach (replacedembly asm in replacedemblies)
                        {
                            type = asm.GetType(typeName, false, true);
                            if (type != null) break;
                        }
                    }
                }
                else
                {
                    //从某个程序集里建立类型
                    replacedembly asm;
                    if (replacedembly.IndexOf(":") != -1)
                    {
                        asm = replacedembly.LoadFrom(replacedembly);
                    }
                    else
                    {
                        asm = replacedembly.Load(replacedembly);
                    }
                    if (asm != null)
                    {
                        type = asm.GetType(typeName, false, true);
                    }
                }
                //缓存
                lock (TypeCache)
                {
                    if (!TypeCache.ContainsKey(cacheKey))
                    {
                        TypeCache.Add(cacheKey, type);
                    }
                }
            }
            return type;
        }

static string ResourceNameToPath(string lib)
    {
        var bittyness = IntPtr.Size == 8 ? "64" : "32";

        var name = lib;

        if (lib.StartsWith(String.Concat("costura", bittyness, ".")))
        {
            name = Path.Combine(bittyness, lib.Substring(10));
        }
        else if (lib.StartsWith("costura."))
        {
            name = lib.Substring(8);
        }

        if (name.EndsWith(".compressed"))
        {
            name = name.Substring(0, name.Length - 11);
        }

        return name;
    }

private static Section[] LoadSections(string pattern, bool supportExtend)
        {
            var prev = 0;

            var chars = pattern.ToCharArray();
            var realLen = chars.Length;
            var safeLen = realLen - 1;

            var endFlag = false;
            var list = new List<Section>();
            for (var i = 0; i < safeLen; i++)
            {
                var c = chars[i];
                if (c == '{')
                {
                    if (chars[i + 1] == '{')
                    {
                        i++;
                    }
                    else
                    {
                        if (i > 0)
                        {
                            var normalSection = new Section
                            {
                                Type = SectionType.NormalText,
                                Value = string.Format(new string(chars, prev, i - prev))
                            };
                            list.Add(normalSection);
                        }

                        bool nullable;
                        if (chars[i + 1] == '+')
                        {
                            nullable = false;
                            i++;
                        }
                        else
                        {
                            nullable = true;
                        }

                        if (chars[i + 1] == '.')
                        {
                            throw new FormatException(
                                $"Input param name was not a valid word, index is {i + 1}, char is '{'.'}'");
                        }

                        var start = i + 1;
                        var end = -1;
                        var split = -1;
                        for (var j = start; j < realLen; j++)
                        {
                            var e = chars[j];
                            if (e == '}')
                            {
                                if (j == start)
                                {
                                    throw new FormatException(
                                        $"Input string was not in a correct format, index is {j}, char is '{e}'");
                                }

                                if (j < safeLen && chars[j + 1] == '}')
                                {
                                    if (split == -1)
                                    {
                                        throw new FormatException(
                                            $"Input string was not in a correct format, index is {j}, char is '{e}'");
                                    }

                                    j++;
                                    continue;
                                }

                                if (chars[j - 1] == '.')
                                {
                                    throw new FormatException(
                                        $"Input param name was not a valid word, index is {j - 1}, char is '{'.'}'");
                                }

                                end = j;
                                break;
                            }

                            if (e == '{')
                            {
                                if (split > -1 && j < safeLen && chars[j + 1] == '{')
                                {
                                    j++;
                                }
                                else
                                {
                                    throw new FormatException(
                                        $"Input string was not in a correct format, index is {j}, char is '{e}'");
                                }
                            }
                            else if (split == -1)
                            {
                                if (e == ':' || e == ',')
                                {
                                    if (supportExtend)
                                    {
                                        if (j == start)
                                        {
                                            throw new FormatException(
                                                $"Input string was not a correct format, index is {j}, char is '{e}'");
                                        }

                                        if (chars[j - 1] == '.')
                                        {
                                            throw new FormatException(
                                                $"Input param name was not a valid word, index is {j - 1}, char is '{'.'}'");
                                        }

                                        split = j;
                                    }
                                    else
                                    {
                                        throw new FormatException(
                                            $"Input string was not support extend format, index is {j}, char is '{e}'");
                                    }
                                }
                                else if ((e >= 48 && e <= 57) || (e >= 65 && e <= 90) || (e >= 97 && e <= 122) ||
                                         e == '_')
                                {
                                }
                                else if (e == '.')
                                {
                                    if (chars[j + 1] == '.')
                                    {
                                        throw new FormatException(
                                            $"Input param name was not a valid word, index is {j + 1}, char is '{'.'}'");
                                    }
                                }
                                else
                                {
                                    throw new FormatException(
                                        $"Input param name was not a valid word, index is {j}, char is '{e}'");
                                }
                            }
                        }

                        if (end == -1)
                        {
                            throw new FormatException(
                                $"Input string was not in a correct format, index is {i}, '{c}' not valid close char");
                        }

                        endFlag |= end == safeLen;
                        string name;
                        string value;
                        bool extendFormat;
                        if (split > -1)
                        {
                            name = new string(chars, start, split - start);
                            var format = new string(chars, split, end - split);
                            value = string.Concat("{0", format, "}");
                            extendFormat = true;
                        }
                        else
                        {
                            name = new string(chars, start, end - start);
                            value = "{0}";
                            extendFormat = false;
                        }

                        var formatSection = new Section
                        {
                            Type = SectionType.FormatText,
                            Name = name,
                            Value = value,
                            Nullable = nullable,
                            ExtendFormat = extendFormat
                        };
                        list.Add(formatSection);
                        prev = end + 1;
                        i = end;
                    }
                }
                else if (c == '}')
                {
                    if (chars[i + 1] == '}')
                    {
                        i++;
                    }
                    else
                    {
                        throw new FormatException(
                            $"Input string was not in a correct format, index is {i}, char is '{c}'");
                    }
                }
            }

            if (!endFlag)
            {
                var c = chars[safeLen];
                if (c == '{' || c == '}')
                {
                    throw new FormatException(
                        $"Input string was not in a correct format, Index is {safeLen}, char is '{c}'");
                }

                var normalSection = new Section
                {
                    Type = SectionType.NormalText,
                    Value = string.Format(new string(chars, prev, realLen - prev))
                };
                list.Add(normalSection);
            }

            return list.ToArray();
        }

protected string GetSignature(string signatureBaseString)
        {
            byte[] key = Encoding.ASCII.GetBytes(string.Concat(Uri.EscapeDataString(ConsumerSecret), "&", Uri.EscapeDataString(AccessTokenSecret)));

            string signature;
            using (HMACSHA1 hasher = new HMACSHA1(key))
            {
                signature = Convert.ToBase64String(hasher.ComputeHash(Encoding.ASCII.GetBytes(signatureBaseString)));
            }

            return signature;
        }

public static string ConstructQueryString(this Dictionary<string, string> parameters)
        {
            return string.Join("&", parameters.Select(pair => pair.Key).Distinct().Select(name => string.Concat(name, "=", WebUtility.HtmlEncode(parameters[name]))).ToArray());
        }

private static string ReplaceGenericParametersInGenericTypeName(this string typeName, Type type)
		{
			var genericArguments = type.GetTypeInfo().GetAllGenericArguments();

			const string regexForGenericArguments = @"`[1-9]\d*";

			var rgx = new Regex(regexForGenericArguments);

			typeName = rgx.Replace(typeName, match =>
			{
				var currentGenericArgumentNumbers = int.Parse(match.Value.Substring(1));
				var currentArguments = string.Join(",", genericArguments.Take(currentGenericArgumentNumbers).Select(ToGenericTypeString));
				genericArguments = genericArguments.Skip(currentGenericArgumentNumbers).ToArray();
				return string.Concat("<", currentArguments, ">");
			});

			return typeName;
		}

public override void OnActionExecuted(ActionExecutedContext executedContext)
        {
            var key = string.Concat(Name, "-", GetIpAddress());
            if (executedContext.Controller.ViewBag.LoginSuccessful)
            {
                HttpRuntime.Cache.Remove(key);
            }
        }

private static string htmlSyntax(string tplcode, int num) {

			while (num-- > 0) {
				string[] arr = _reg_syntax.Split(tplcode);

				if (arr.Length == 1) break;
				for (int a = 1; a < arr.Length; a += 4) {
					string tag = string.Concat('<', arr[a]);
					string end = string.Concat("</", arr[a], '>');
					int fc = 1;
					for (int b = a; fc > 0 && b < arr.Length; b += 4) {
						if (b > a && arr[a].ToLower() == arr[b].ToLower()) fc++;
						int bpos = 0;
						while (true) {
							int fa = arr[b + 3].IndexOf(tag, bpos);
							int fb = arr[b + 3].IndexOf(end, bpos);
							if (b == a) {
								var z = arr[b + 3].IndexOf("/>");
								if ((fb == -1 || z < fb) && z != -1) {
									var y = arr[b + 3].Substring(0, z + 2);
									if (_reg_htmltag.IsMatch(y) == false)
										fb = z - end.Length + 2;
								}
							}
							if (fa == -1 && fb == -1) break;
							if (fa != -1 && (fa < fb || fb == -1)) {
								fc++;
								bpos = fa + tag.Length;
								continue;
							}
							if (fb != -1) fc--;
							if (fc <= 0) {
								var a1 = arr[a + 1];
								var end3 = string.Concat("{/", a1, "}");
								if (a1.ToLower() == "else") {
									if (_reg_blank.Replace(arr[a - 4 + 3], "").EndsWith("{/if}", StringComparison.CurrentCultureIgnoreCase) == true) {
										var idx = arr[a - 4 + 3].IndexOf("{/if}");
										arr[a - 4 + 3] = string.Concat(arr[a - 4 + 3].Substring(0, idx), arr[a - 4 + 3].Substring(idx + 5));
										//如果 @else="有条件内容"，则变换成 elseif 条件内容
										if (_reg_blank.Replace(arr[a + 2], "").Length > 0) a1 = "elseif";
										end3 = "{/if}";
									} else {
										arr[a] = string.Concat("指令 @", arr[a + 1], "='", arr[a + 2], "' 没紧接着 if/else 指令之后，无效. <", arr[a]);
										arr[a + 1] = arr[a + 2] = string.Empty;
									}
								}
								if (arr[a + 1].Length > 0) {
									if (_reg_blank.Replace(arr[a + 2], "").Length > 0 || a1.ToLower() == "else") {
										arr[b + 3] = string.Concat(arr[b + 3].Substring(0, fb + end.Length), end3, arr[b + 3].Substring(fb + end.Length));
										arr[a] = string.Concat("{", a1, " ", arr[a + 2], "}<", arr[a]);
										arr[a + 1] = arr[a + 2] = string.Empty;
									} else {
										arr[a] = string.Concat('<', arr[a]);
										arr[a + 1] = arr[a + 2] = string.Empty;
									}
								}
								break;
							}
							bpos = fb + end.Length;
						}
					}
					if (fc > 0) {
						arr[a] = string.Concat("不严谨的html格式，请检查 ", arr[a], " 的结束标签, @", arr[a + 1], "='", arr[a + 2], "' 指令无效. <", arr[a]);
						arr[a + 1] = arr[a + 2] = string.Empty;
					}
				}
				if (arr.Length > 0) tplcode = string.Join(string.Empty, arr);
			}
			return tplcode;
		}

static void CreateCommentFold(TextDoreplacedent doreplacedent, List<NewFolding> foldMarkers, XmlReader reader)
		{
			string comment = reader.Value;
			if (comment != null) {
				int firstNewLine = comment.IndexOf('\n');
				if (firstNewLine >= 0) {

					// Take off 4 chars to get the actual comment start (takes
					// into account the <!-- chars.

					int startOffset = GetOffset(doreplacedent, reader) - 4;
					int endOffset = startOffset + comment.Length + 7;

					string foldText = String.Concat("<!--", comment.Substring(0, firstNewLine).TrimEnd('\r'), "-->");
					foldMarkers.Add(new NewFolding(startOffset, endOffset) { Name = foldText });
				}
			}
		}

public override string ToString()
        {
            return string.Concat(ContainerName,";",AttributeName);
        }

[Fact]
        public async Task RequestChainInitializationData_ParentClient_Test()
        {
            var chainId = ChainHelper.GetChainId(ChainHelper.ConvertBase58ToChainId("AELF") + 1);
            await Server.StartAsync(5000);

            var grpcClientInitializationContext = new GrpcClientInitializationContext
            {
                LocalChainId = chainId,
                RemoteChainId = ChainHelper.ConvertBase58ToChainId("AELF"),
                DialTimeout = 1000,
                UriStr = string.Concat(Host, ":", "5000")
            };
            var client = new ClientForParentChain(grpcClientInitializationContext);
            var res = await client.RequestChainInitializationDataAsync(chainId);
            replacedert.Equal(1, res.CreationHeightOnParentChain);
            Dispose();
        }

public void Line([CallerLineNumber] int line = 0)
        {
            var timestamp = Stopwatch.GetTimestamp();
            lock (times)
            {
                ref var time = ref times.GetValueOrNullRef(string.Concat(Name, " line ", line.ToString()));
                time.Item1 += timestamp - Start;
                time.Item2++;
            }
        }

See More Examples