C# 去除首尾字元或字串的方法

一、去除首尾字串

複製代碼 代碼如下:///<summary>
/// 截前後字元(串)
///</summary>
///<param name="val">原字串</param>
///<param name="str">要截掉的字串</param>
///<param name="all">是否貪婪</param>
///<returns></returns>
private string GetString(string val,string str,bool all)
{
return Regex.Replace(val, @"(^(" + str + ")" + (all ? "*" : "") + "|(" + str + ")"+(all ? "*" : "") + "$)", "");
}

二、去除首尾字元

複製代碼 代碼如下: /// <summary>
///
/// </summary>
/// <param name="val">原字串</param>
/// <param name="c">要截取的字元</param>
/// <returns></returns>
private string GetString(string val,char c)
{
return val.TrimStart(c).TrimEnd(c);
}