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i < list.Count; i++){T obj = Activator.CreateInstance<T>();PropertyInfo[] pi = obj.GetType().GetProperties();Json.Append("{");for (int j = 0; j < pi.Length; j++){Type type;object o = pi[j].GetValue(list[i], null);string v = string.Empty;if (o != null){type = o.GetType();v = o.ToString();}else{type = typeof(string);}Json.Append("\"" + pi[j].Name.ToString() + "\":" + StringFormat(v, type));if (j < pi.Length - 1){Json.Append(",");}}Json.Append("}");if (i < list.Count - 1){Json.Append(",");}}}Json.Append("]}");return Json.ToString();}/// <summary>/// 序列化集合對(duì)象/// </summary>public static string JsonSerializerByArrayData<T>(T[] tArray){DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T[]));MemoryStream ms = new MemoryStream();ser.WriteObject(ms, tArray);string jsonString = Encoding.UTF8.GetString(ms.ToArray());ms.Close();string p = @"\\/Date\((\d+)\+\d+\)\\/";MatchEvaluator matchEvaluator = new MatchEvaluator(ConvertJsonDateToDateString);Regex reg = new Regex(p);jsonString = reg.Replace(jsonString, matchEvaluator);return jsonString;}/// <summary>/// 序列化單個(gè)對(duì)象/// </summary>public static string JsonSerializerBySingleData<T>(T t){DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T));MemoryStream ms = new MemoryStream();ser.WriteObject(ms, t);string jsonString = Encoding.UTF8.GetString(ms.ToArray());ms.Close();string p = @"\\/Date\((\d+)\+\d+\)\\/";MatchEvaluator matchEvaluator = new MatchEvaluator(ConvertJsonDateToDateString);Regex reg = new Regex(p);jsonString = reg.Replace(jsonString, matchEvaluator);return jsonString;}/// <summary>/// 反序列化單個(gè)對(duì)象/// </summary>public static T JsonDeserializeBySingleData<T>(string jsonString){//將"yyyy-MM-dd HH:mm:ss"格式的字符串轉(zhuǎn)為"\/Date(1294499956278+0800)\/"格式string p = @"\d{4}-\d{2}-\d{2}\s\d{2}:\d{2}:\d{2}";MatchEvaluator matchEvaluator = new MatchEvaluator(ConvertDateStringToJsonDate);Regex reg = new Regex(p);jsonString = reg.Replace(jsonString, matchEvaluator);DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T));MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(jsonString));T obj = (T)ser.ReadObject(ms);return obj;}/// <summary>/// 反序列化集合對(duì)象/// </summary>public static T[] JsonDeserializeByArrayData<T>(string jsonString){//將"yyyy-MM-dd HH:mm:ss"格式的字符串轉(zhuǎn)為"\/Date(1294499956278+0800)\/"格式string p = @"\d{4}-\d{2}-\d{2}\s\d{2}:\d{2}:\d{2}";MatchEvaluator matchEvaluator = new MatchEvaluator(ConvertDateStringToJsonDate);Regex reg = new Regex(p);jsonString = reg.Replace(jsonString, matchEvaluator);DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T[]));MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(jsonString));T[] arrayObj = (T[])ser.ReadObject(ms);return arrayObj;}/// <summary>/// 將Json序列化的時(shí)間由/Date(1294499956278+0800)轉(zhuǎn)為字符串/// </summary>private static string ConvertJsonDateToDateString(Match m){string result = string.Empty;DateTime dt = new DateTime(1970, 1, 1);dt = dt.AddMilliseconds(long.Parse(m.Groups[1].Value));dt = dt.ToLocalTime();result = dt.ToString("yyyy-MM-dd HH:mm:ss");return result;}/// <summary>/// 將時(shí)間字符串轉(zhuǎn)為Json時(shí)間/// </summary>private static string ConvertDateStringToJsonDate(Match m){string result = string.Empty;DateTime dt = DateTime.Parse(m.Groups[0].Value);dt = dt.ToUniversalTime();TimeSpan ts = dt - DateTime.Parse("1970-01-01");result = string.Format("\\/Date({0}+0800)\\/", ts.TotalMilliseconds);return result;}/// <summary>/// List轉(zhuǎn)成json/// </summary>/// <typeparam name="T"></typeparam>/// <param name="list"></param>/// <returns></returns>public static string ListToJson<T>(IList<T> list){object obj = list[0];return ListToJson<T>(list, obj.GetType().Name);}/// <summary>/// 對(duì)象轉(zhuǎn)換為Json字符串/// </summary>/// <param name="jsonObject">對(duì)象</param>/// <returns>Json字符串</returns>public static string ToJson(object jsonObject){try{StringBuilder jsonString = new StringBuilder();jsonString.Append("{");PropertyInfo[] propertyInfo = jsonObject.GetType().GetProperties();for (int i = 0; i < propertyInfo.Length; i++){object objectValue = propertyInfo[i].GetGetMethod().Invoke(jsonObject, null);if (objectValue == null){continue;}StringBuilder value = new StringBuilder();if (objectValue is DateTime || objectValue is Guid || objectValue is TimeSpan){value.Append("\"" + objectValue.ToString() + "\"");}else if (objectValue is string){value.Append("\"" + objectValue.ToString() + "\"");}else if (objectValue is IEnumerable){value.Append(ToJson((IEnumerable)objectValue));}else{value.Append("\"" + objectValue.ToString() + "\"");}jsonString.Append("\"" + propertyInfo[i].Name + "\":" + value + ","); ;}return jsonString.ToString().TrimEnd(',') + "}";}catch (Exception ex){throw ex;}}/// <summary>/// 對(duì)象集合轉(zhuǎn)換Json/// </summary>/// <param name="array">集合對(duì)象</param>/// <returns>Json字符串</returns>public static string ToJson(IEnumerable array){string jsonString = "[";foreach (object item in array){jsonString += ToJson(item) + ",";}if (jsonString.Length > 1){jsonString.Remove(jsonString.Length - 1, jsonString.Length);}else{jsonString = "[]";}return jsonString + "]";}/// <summary>/// 普通集合轉(zhuǎn)換Json/// </summary>/// <param name="array">集合對(duì)象</param>/// <returns>Json字符串</returns>public static string ToArrayString(IEnumerable array){string jsonString = "[";foreach (object item in array){jsonString = ToJson(item.ToString()) + ",";}jsonString.Remove(jsonString.Length - 1, jsonString.Length);return jsonString + "]";}/// <summary>/// Datatable轉(zhuǎn)換為Json/// </summary>/// <param name="table">Datatable對(duì)象</param>/// <returns>Json字符串</returns>public static string ToJson(DataTable dt){StringBuilder jsonString = new StringBuilder();jsonString.Append("[");DataRowCollection drc = dt.Rows;for (int i = 0; i < drc.Count; i++){jsonString.Append("{");for (int j = 0; j < dt.Columns.Count; j++){string strKey = dt.Columns[j].ColumnName;string strValue = drc[i][j].ToString();Type type = dt.Columns[j].DataType;jsonString.Append("\"" + strKey + "\":");strValue = StringFormat(strValue, type);if (j < dt.Columns.Count - 1){jsonString.Append(strValue + ",");}else{jsonString.Append(strValue);}}jsonString.Append("},");}jsonString.Remove(jsonString.Length - 1, 1);jsonString.Append("]");if (jsonString.Length == 1){return "[]";}return jsonString.ToString();}/// <summary>/// DataTable轉(zhuǎn)成Json/// </summary>/// <param name="jsonName"></param>/// <param name="dt"></param>/// <returns></returns>public static string ToJson(DataTable dt, string jsonName){StringBuilder Json = new StringBuilder();if (string.IsNullOrEmpty(jsonName))jsonName = dt.TableName;Json.Append("{\"" + jsonName + "\":[");if (dt.Rows.Count > 0){for (int i = 0; i < dt.Rows.Count; i++){Json.Append("{");for (int j = 0; j < dt.Columns.Count; j++){Type type = dt.Rows[i][j].GetType();Json.Append("\"" + dt.Columns[j].ColumnName.ToString() + "\":" + StringFormat(dt.Rows[i][j] is DBNull ? string.Empty : dt.Rows[i][j].ToString(), type));if (j < dt.Columns.Count - 1){Json.Append(",");}}Json.Append("}");if (i < dt.Rows.Count - 1){Json.Append(",");}}}Json.Append("]}");return Json.ToString();}/// <summary>/// DataReader轉(zhuǎn)換為Json/// </summary>/// <param name="dataReader">DataReader對(duì)象</param>/// <returns>Json字符串</returns>public static string ToJson(IDataReader dataReader){try{StringBuilder jsonString = new StringBuilder();jsonString.Append("[");while (dataReader.Read()){jsonString.Append("{");for (int i = 0; i < dataReader.FieldCount; i++){Type type = dataReader.GetFieldType(i);string strKey = dataReader.GetName(i);string strValue = dataReader[i].ToString();jsonString.Append("\"" + strKey + "\":");strValue = StringFormat(strValue, type);if (i < dataReader.FieldCount - 1){jsonString.Append(strValue + ",");}else{jsonString.Append(strValue);}}jsonString.Append("},");}if (!dataReader.IsClosed){dataReader.Close();}jsonString.Remove(jsonString.Length - 1, 1);jsonString.Append("]");if (jsonString.Length == 1){return "[]";}return jsonString.ToString();}catch (Exception ex){throw ex;}}/// <summary>/// DataSet轉(zhuǎn)換為Json/// </summary>/// <param name="dataSet">DataSet對(duì)象</param>/// <returns>Json字符串</returns>public static string ToJson(DataSet dataSet){string jsonString = "{";foreach (DataTable table in dataSet.Tables){jsonString += "\"" + table.TableName + "\":" + ToJson(table) + ",";}jsonString = jsonString.TrimEnd(',');return jsonString + "}";}/// <summary>/// 過(guò)濾特殊字符/// </summary>/// <param name="s"></param>/// <returns></returns>public static string String2Json(String s){StringBuilder sb = new StringBuilder();for (int i = 0; i < s.Length; i++){char c = s.ToCharArray()[i];switch (c){case '\"':sb.Append("\\\""); break;case '\\':sb.Append("\\\\"); break;case '/':sb.Append("\\/"); break;case '\b':sb.Append("\\b"); break;case '\f':sb.Append("\\f"); break;case '\n':sb.Append("\\n"); break;case '\r':sb.Append("\\r"); break;case '\t':sb.Append("\\t"); break;case '\v':sb.Append("\\v"); break;case '\0':sb.Append("\\0"); break;default:sb.Append(c); break;}}return sb.ToString();}/// <summary>/// 格式化字符型、日期型、布爾型/// </summary>/// <param name="str"></param>/// <param name="type"></param>/// <returns></returns>private static string StringFormat(string str, Type type){if (type != typeof(string) && string.IsNullOrEmpty(str)){str = "\"" + str + "\"";}else if (type == typeof(string)){str = String2Json(str);str = "\"" + str + "\"";}else if (type == typeof(DateTime)){str = "\"" + str + "\"";}else if (type == typeof(bool)){str = str.ToLower();}else if (type == typeof(byte[])){str = "\"" + str + "\"";}else if(type==typeof(Guid)){str = "\"" + str + "\"";}return str;}public static void RegistAjax(HtmlHead Header, Type type){string assemblyName = type.FullName + "," + type.Assembly.FullName.Substring(0, type.Assembly.FullName.IndexOf(","));if (type.Assembly.FullName.StartsWith("App_Code.")){assemblyName = type.FullName + ",App_Code";}Literal l = new Literal();l.Text = "\n<script type=\"text/javascript\" src=\"/ajaxpro/prototype.ashx\"></script>\n"+ "<script type=\"text/javascript\" src=\"/ajaxpro/core.ashx\"></script>\n"+ "<script type=\"text/javascript\" src=\"/ajaxpro/converter.ashx\"></script>\n"+ "<script type=\"text/javascript\" src=\"/ajaxpro/" + assemblyName + ".ashx\"></script>\n";Header.Controls.Add(l);}}}