01.Event PageLoad
02.{
03._btn.Click += new EventHandler(_btnClick);
04.}
05.
06.
07.private void _btnClick(object sender, EventArgs arg){
08.var value = CodeSearch(arg1, arg2,...);
09.
10._dvw.Datasource = value;
11._dvw.Databind();
12.}
13.
14.private ReturnType CodeSearch(arg1,arg2,...){
15.wait implement.
16.}
