删除页面中Form下面隐藏的ViewStatue 

 1 protected override void Render(HtmlTextWriter writer) 
 2 { 
 3 System.IO.StringWriter html = new System.IO.StringWriter(); 
 4 System.Web.UI.HtmlTextWriter tw = new System.Web.UI.HtmlTextWriter(html); 
 5 base.Render(tw); 
 6 string Temp = html.ToString(); 
 7 string s1 = string.Empty, s2 = string.Empty, s3 = string.Empty, s4 = string.Empty, s5 = string.Empty, s6 = string.Empty; 
 8 int i = 0; 
 9 int j = 0; 
10 i = Temp.IndexOf("<form"); 
11 if (i > 0) 
12 { 
13 j = Temp.IndexOf(">", i); 
14 s1 = Temp.Substring(0, i); 
15 s2 = Temp.Substring(j + 1, Temp.Length - j - 1); 
16 } 
17 i = s2.IndexOf("<input type=\"hidden\" name=\"__VIEWSTATE\" id=\"__VIEWSTATE\""); 
18 if (i > 0) 
19 { 
20 j = s2.IndexOf(">", i); 
21 s3 = s2.Substring(0, i); 
22 s4 = s2.Substring(j + 1, s2.Length - j - 1); 
23 } 
24 i = s4.IndexOf("<input type=\"hidden\" name=\"__EVENTVALIDATION\" id=\"__EVENTVALIDATION\""); 
25 if (i > 0) 
26 { 
27 j = s4.IndexOf(">", i); 
28 s5 = s4.Substring(0, i); 
29 s6 = s4.Substring(j + 1, s4.Length - j - 1); 
30 Temp = s1 + s3 + s5 + s6; 
31 } 
32 else 
33 { 
34 Temp = s1 + s3 + s4; 
35 } 
36 Temp = Temp.Replace("</form>", ""); 
37 Temp = Temp.Replace("\r\n", ""); 
38 tw.Close(); 
39 Response.Write(Temp); 
40 }

 

posted @ 2014-04-04 16:09  fycaijing  阅读(188)  评论(0)    收藏  举报