第一: private void Button1_Click( object sender, System.EventArgs e ) { Response.Redirect( Request.Url.ToString( ) ); } 第二: private void Button2_Click( object sender, System.EventArgs e ) { Response.Write( " <script language=javascript>window.location.href=document.URL; </script>" ); } 第三: private void Button3_Click( object sender, System.EventArgs e ) { Response.AddHeader( "Refresh","0" ); }