1 /// 
 2 /// 删除字符串中的中文 3 /// 
 4 public static string Delete中文(string str) 5 { 6     string retValue = str; 7     if (System.Text.RegularExpressions.Regex.IsMatch(str, @"[\u4e00-\u9fa5]")) 8     { 9         retValue = string.Empty;10         var strsStrings = str.ToCharArray();11         for (int index = 0; index < strsStrings.Length; index++)12         {13             if (strsStrings[index] >= 0x4e00 && strsStrings[index] <= 0x9fa5)14             {15                 continue;16             }17             retValue += strsStrings[index];18         }19     }20     return retValue;21 }