haword
` h
圖片2.png
image.png
ello `
/// <summary>將指定字符串按指定長度進(jìn)行剪切
///
/// </summary>
/// <param name= "oldStr "> 需要截?cái)嗟淖址?</param>
/// <param name= "maxLength "> 字符串的最大長度 </param>
/// <param name= "endWith "> 超過長度的后綴 </param>
/// <returns> 如果超過長度中剩，返回截?cái)嗪蟮男伦址由虾缶Y邑蒋，否則澎埠，返回原字符串 </returns>
public static string StringTruncat(string oldStr, int maxLength, string endWith)
{
if (string.IsNullOrEmpty(oldStr))
// throw new NullReferenceException( "原字符串不能為空 ");
return oldStr + endWith;
if (maxLength < 1)
throw new Exception("返回的字符串長度必須大于[0] ");
if (oldStr.Length > maxLength)
{
string strTmp = oldStr.Substring(0, maxLength);
if (string.IsNullOrEmpty(endWith))
return strTmp;
else
return strTmp + endWith;
}
return oldStr;
}
