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private static readonly Regex viewStateRegex = new Regex(@"(<input type=""hidden"" name=""__VIEWSTATE"" id=""__VIEWSTATE"" value=""/w(.*)"" />)", RegexOptions.Multiline | RegexOptions.Compiled);
//</form>标记的正则表达式
private static readonly Regex endFormRegex = new Regex(@"</form>", RegexOptions.Multiline | RegexOptions.Compiled);
protected override void Render(HtmlTextWriter writer)
{
System.IO.StringWriter stringWriter = new System.IO.StringWriter();
HtmlTextWriter htmlWriter = new HtmlTextWriter(stringWriter);
base.Render(htmlWriter);
string html = stringWriter.ToString();
Match viewStateMatch = viewStateRegex.Match(html);
string viewStateString = viewStateMatch.Captures[0].Value;//找出ViewState的Html标记
html = html.Remove(viewStateMatch.Index, viewStateMatch.Length);//替换掉ViewState的html标记
Match endFormMath = endFormRegex.Match(html, viewStateMatch.Index);
html = html.Insert(endFormMath.Index, viewStateString);//将ViewState的Html标记插入到</form>标记之前
writer.Write(html);
}
| <%#Eval("Areaname") %> |