从标签中提取参数（数组）

protected void rp()
    {
        string t="aaaaaaaaaaaaaa{$link(20085,35502)$}bbbbbbbbbbbb";
        Response.Write("测试来了<br>");
        Response.Write("原始标签"+ t + "<br>");
        int a1=t.IndexOf("{$link(");
        Response.Write("标签开始位置："+a1 +"<br>");
        int a = t.Length;
        Response.Write("字符串总长度："+a +"<br>");

        string t1 = t.Substring(a1, a-a1);
        Response.Write("去掉前面后的字符串：" + t1 + "<br>");

        int a2 = t1.IndexOf(")$}");
        Response.Write("标签结束位置：" + a2 + "<br>");

        string tt = t.Substring(a1, a2).Replace("{$link(", "");
        Response.Write("截取出来的参数：" + tt + "<br>");

        string[] strarray = tt.Split(',');
        int arrL = strarray.Length;
        Response.Write("参数数组长度："+arrL +"<BR>");
        Response.Write("列出数组元素：<br>");
        for (int j = 0; j < arrL; j++)
        {
            Response.Write("第"+j+"个数组元素："+strarray[j] +"<br>");
        }
    }