C# Asp.Net - Checkbox validation using custom validator

Post date: Feb 14, 2010 11:56:00 AM

protected void RegisterCheckBoxValidation() { ClientScript.RegisterClientScriptBlock(typeof(System.Web.UI.Page), "ClientValidationScript", "\n<script language=\"javascript\" type=\"text/javascript\">\n" + "function ClientValidationScript(source, args)\n" + "{\n" + " args.IsValid = document.getElementById('" + checkbox.ClientID + "').checked;\n" + "}\n" + "</script>\n"); }protected void Validator_ServerValidate(object sender, ServerValidateEventArgs svea) { svea.IsValid = (checkbox.Checked == true); }

denna kod p? sidan:<asp:CheckBox id="checkbox" runat="server" Checked="false" /> <asp:CustomValidator ID="validator" ClientValidationFunction="ClientValidationScript" OnServerValidate="Validator_ServerValidate" Text="*" ErrorMessage="m?ste klicka i" ValidationGroup="" runat="server"></asp:CustomValidator><script type="text/javascript"> ValidatorHookupControlID('<%= checkbox.ClientID %>',document.getElementById('<%= validator.ClientID %>'));</script>