C# 删除字符串中的中文

 1 /// <summary>
 2 /// 删除字符串中的中文
 3 /// </summary>
 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 }