Repeater

 1 可以直接substring
 2 也可以<%# Utility.Common.GetShow( Eval("NewTitle").ToString(),20,true) %>
 3     <td><%#fcwms.Common.GetContent.GetShow(Eval("com_address").ToString(), 19, true)%> </td>
 4 
 5 
 6         /// <summary >
 7         /// 按字节数截取字符串,中文算两个字节,全角字符算两个字节,大写字母也算两个字节
 8         /// </summary >
 9         /// <param name="strSrc">要处理的字符串</param>
10         /// <param name="count">要保留的字节数</param>
11         /// <param name="withPoint">设置截取后加不加省略号( "... ")默认的传true</param>
12         /// <returns></returns>
13         public static string GetStrByByteCount(string strSrc, int count, bool withPoint)
14         {
15             Regex regex = new Regex("[\u4e00-\u9fa5]+", RegexOptions.Compiled);
16             char[] stringChar = strSrc.ToCharArray();
17             StringBuilder sb = new StringBuilder();
18             int nLength = 0;
19             bool isCut = false;
20             for (int i = 0; i < stringChar.Length; i++)
21             {
22                 if ((regex.IsMatch((stringChar[i]).ToString())) || (stringChar[i] > 65280 && stringChar[i] < 65375) || (stringChar[i] > 64 && stringChar[i] < 91))
23                 {
24                     nLength += 2;
25                     if (nLength > count)
26                     {
27                         isCut = true;
28                         break;
29                     }
30                     sb.Append(stringChar[i]);
31                 }
32                 else
33                 {
34                     nLength = nLength + 1;
35                     if (nLength > count)
36                     {
37                         isCut = true;
38                         break;
39                     }
40                     sb.Append(stringChar[i]);
41                 }
42 
43             }
44             if (isCut)
45             {
46                 if (withPoint)
47                 {
48                     return sb.ToString() + "...";
49                 }
50                 else
51                 {
52                     return sb.ToString();
53                 }
54             }
55             else
56             {
57                 return sb.ToString();
58             }
59         }