求一简单正则表表达式,这块不熟.

Question

<td class="cell agents">
  <span>代理</span><br />
  <span class="ww:token" ww:params="nick=代理&tnick=代理&display=inline"></span>
  </td>
.....
 <td class="cell agents">
  <span>代理2</span><br />
  <span class="ww:token" ww:params="nick=代理&2tnick=代理2&display=inline"></span>
  </td>.........取出.
<span class="ww:token" ww:params="nick=后面的 代理,代理2

Answer 1

规则应该是nick= 到 &号之见把`  正则怎么写 我还要想下  哈哈没测试工具忘了写了 

Answer 2

如果是捕获
<td class="cell agents">
  <span>代理</span><br />
  <span class="ww:token" ww:params="nick=代理&tnick=代理&display=inline"></span>
  </td>
.....
 <td class="cell agents">
  <span>代理2</span><br />
  <span class="ww:token" ww:params="nick=代理&2tnick=代理2&display=inline"></span>
  </td>方法        private static void TestRegex10()
        {
            string html = @"<td class=""cell agents"">
  <span>代理</span><br />
  <span class=""ww:token"" ww:params=""nick=代理&tnick=代理&display=inline""></span>
  </td>
.....
 <td class=""cell agents"">
  <span>代理2</span><br />
  <span class=""ww:token"" ww:params=""nick=代理&2tnick=代理2&display=inline""></span>
  </td>.........
";
如果是捕获<td class="cell agents">
  <span>代理</span><br />
  <span class="ww:token" ww:params="nick=代理&tnick=代理&display=inline"></span>
  </td>
.....
 <td class="cell agents">
  <span>代理2</span><br />
  <span class="ww:token" ww:params="nick=代理&2tnick=代理2&display=inline"></span>
  </td>        private static void TestRegex09()
        {
            string yourHtml = @"<td class=""cell agents"">
  <span>代理</span><br />
  <span class=""ww:token"" ww:params=""nick=代理&tnick=代理&display=inline""></span>
  </td>
.....
 <td class=""cell agents"">
  <span>代理2</span><br />
  <span class=""ww:token"" ww:params=""nick=代理&2tnick=代理2&display=inline""></span>
  </td>
";
            Regex reg = new Regex(@"(?<=<td class=""cell agents"">[^>]+>)[^<]+");
            MatchCollection mc = reg.Matches(yourHtml);
            foreach (Match m in mc)
            {
                Console.WriteLine(m.Value);//就是你要的 
            }
        }

Answer 3

     <td class="cell price">
     <span><em class="money">1153</em>/<em class="money fax">175</em></span>
取其中1153,  175怎么写,麻烦大家了.

Answer 4

(?<=<em class="money">)\d+(?:\.\d+)?

Answer 5

分不重要。今天心情不好，刚没测仔细。抱歉。这个可以。
(?<=<em class="money[^>]*>)\d+(?:\.\d+)?