I am using ASP.NET 2.0 and I'm using IE8 as my default browser but no matter how many times I try, Page_ClientValidate keeps giving me this error that it is not defined. How can I solve this problem? Please help.
..so.. i think may be there is not any RequiredValidator Control in your page~~
来源：https://stackoverflow.com/questions/3227830/page-clientvalidate-is-not-defined