C#中英文混合字符串截取函数

 /// 
 /// 截断字符串 /// 
 /// 最大长度 /// 原字符串 ///  public static string CutStr(int maxLength, string str) { string temp = str; if (Regex.Replace(temp, "[\u4e00-\u9fa5]", "zz", RegexOptions.IgnoreCase).Length <= maxLength) { return temp; } for (int i = temp.Length; i >= 0; i--) { temp = temp.Substring(0, i); if (Regex.Replace(temp, "[\u4e00-\u9fa5]", "zz", RegexOptions.IgnoreCase).Length <= maxLength - 3) { return temp + "..."; } } return "..."; }

 private string GetByteString(string center, int maxlen, string endStr) { string temp = center.Substring(0, (center.Length  maxlen) break; } if (count <= maxlen) { outputStr = temp; endStr = ""; } outputStr += endStr; return outputStr; }