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Copy pathStringExtension.cs
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217 lines (200 loc) · 6.49 KB
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using System;
using System.Collections.Generic;
using System.Text;
using System.Web;
namespace EntApp.Common.Extension
{
public static class StringExtension
{
public static string ReplaceSql(this string msg)
{
if (msg != "" && msg != null)
{
msg = msg.Replace("'", "");
}
return msg;
}
public static string FormatWith(this string str, params object[] args)
{
return string.Format(str,args);
}
public static string Resource(this string value)
{
string Symbol = string.Empty;
int enSymbolIndex = value.IndexOf(':');
int cnSymbolIndex = value.IndexOf('：');
if (enSymbolIndex != -1)
{
Symbol = value.Substring(enSymbolIndex, 1);
}
else if (cnSymbolIndex != -1)
{
Symbol = value.Substring(cnSymbolIndex, 1);
}
string resourceKey = value;
if (!string.IsNullOrEmpty(Symbol))
{
resourceKey = value.Replace(Symbol, string.Empty);
}
var resText = HttpContext.GetGlobalResourceObject("Resource", resourceKey.Trim());
if (string.IsNullOrEmpty((string)resText))
{
//if (System.Threading.Thread.CurrentThread.CurrentUICulture.Name == "en-US")
//{
// System.IO.File.AppendAllText("d:\\resource.txt", resourceKey + Environment.NewLine);
//}
}
value = !string.IsNullOrEmpty((string)resText) ? resText.ToString() : resourceKey;
value += Symbol;
return value;
}
#region 转换
public static decimal ToDecimal(this string str, decimal defaultValue)
{
decimal res = defaultValue;
if (decimal.TryParse(str, out res))
return res;
else
return defaultValue;
}
public static int ToInt(this string str)
{
int res = 0;
int.TryParse(str, out res);
return res;
}
public static int ToInt(this string str, int defaultValue)
{
int res = defaultValue;
if (int.TryParse(str, out res))
return res;
else
return defaultValue;
}
public static int? ToIntOrNull(this string str)
{
int res = 0;
if (int.TryParse(str, out res))
return res;
else
return null;
}
public static bool ToBool(this string str)
{
bool res = false;
bool.TryParse(str, out res);
return res;
}
public static Guid? ToGuidOrNull(this string target)
{
Guid? result = null;
try
{
result = new Guid(target);
return result;
}
catch { }
return result;
}
public static Guid ToGuid(this string target)
{
Guid result = Guid.Empty;
Guid.TryParse(target, out result);
return result;
}
public static DateTime? ToDateTimeOrNull(this string str)
{
DateTime res;
DateTime? res1 = null;
return DateTime.TryParse(str, out res) ? res : res1;
}
public static DateTime ToDateTime(this string str,DateTime defaultValue)
{
DateTime res = defaultValue;
if (DateTime.TryParse(str, out res))
{
return res;
}
else
{
return defaultValue;
}
}
public static object ConvertToType(this string str, Type valType)
{
switch (valType.FullName)
{
case "System.Guid":
return new Guid(str);
default:
return Convert.ChangeType(str, valType);
}
}
#endregion
#region Join
/// <summary>
/// Removes the last specified char.
/// </summary>
/// <param name="stringBuilder">The string builder.</param>
/// <param name="c">The c.</param>
public static StringBuilder RemoveLastSpecifiedChar(this StringBuilder stringBuilder, char c)
{
if (stringBuilder.Length == 0)
return stringBuilder;
if (stringBuilder[stringBuilder.Length - 1] == c)
{
stringBuilder.Remove(stringBuilder.Length - 1, 1);
}
return stringBuilder;
}
/// <summary>
/// Removes the last specified char.
/// </summary>
/// <param name="stringBuilder">The string builder.</param>
/// <param name="c">The c.</param>
public static StringBuilder RemoveStartSpecifiedChar(this StringBuilder stringBuilder, char c)
{
if (stringBuilder.Length == 0)
return stringBuilder;
if (stringBuilder[0] == c)
{
stringBuilder.Remove(0, 1);
}
return stringBuilder;
}
/// <summary>
/// Joins the string.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="enumerable">The enumerable.</param>
/// <param name="separator">The separator.</param>
/// <returns></returns>
public static string JoinString<T>(this IEnumerable<T> enumerable, string separator)
{
StringBuilder stringBuilder = new StringBuilder();
foreach (var item in enumerable)
{
stringBuilder.AppendFormat("{0},", item.ToString());
}
stringBuilder.RemoveLastSpecifiedChar(',');
return stringBuilder.ToString();
}
#endregion
public static string RemoveLastCharacter(this string value, string lastCharacter)
{
if (value.EndsWith(lastCharacter))
{
value = value.Substring(0, value.Length - 1);
}
return value;
}
public static string RemoveStartCharacter(this string value, string startCharacter)
{
if (value.StartsWith(startCharacter))
{
value = value.Remove(0, 1);
}
return value;
}
}
}