Validation groups allow you to organize validation controls on a page as a set.
Each validation group can perform validation independently from other validation groups on the page
代码
<%@ page language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="head1" runat="server">
<title>Button.ValidationGroup Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>Button.ValidationGroup Example</h3>
<asp:label id="NameLabel"
text="Enter your name:"
runat="Server"
AssociatedControlID="NameTextBox">
</asp:label>
<asp:textbox id="NameTextBox"
runat="Server">
</asp:textbox>
<asp:requiredfieldvalidator id="RequiredFieldValidator1"
controltovalidate="NameTextBox"
validationgroup="PersonalInfoGroup"
errormessage="Enter your name."
runat="Server">
</asp:requiredfieldvalidator>
<br /><br />
<asp:label id="AgeLabel"
text="Enter your age:"
runat="Server"
AssociatedControlID="AgeTextBox">
</asp:label>
<asp:textbox id="AgeTextBox"
runat="Server">
</asp:textbox>
<asp:requiredfieldvalidator id="RequiredFieldValidator2"
controltovalidate="AgeTextBox"
validationgroup="PersonalInfoGroup"
errormessage="Enter your age."
runat="Server">
</asp:requiredfieldvalidator>
<br /><br />
<!--When Button1 is clicked, only validation
controls that are a part of PersonalInfoGroup
are validated.-->
<asp:button id="Button1"
text="Validate"
causesvalidation="true"
validationgroup="PersonalInfoGroup"
runat="Server" />
<br /><br />
<asp:label id="CityLabel"
text="Enter your city of residence:"
runat="Server"
AssociatedControlID="CityTextBox">
</asp:label>
<asp:textbox id="CityTextBox"
runat="Server">
</asp:textbox>
<asp:ListBox ID="lstPickClass" runat="server" AutoPostBack="True">
<asp:ListItem Selected="True">Choose a Course</asp:ListItem>
<asp:ListItem Value="MedErrorPrevention">Med Error Prevention</asp:ListItem>
<asp:ListItem Value="FloridaMisFills">Florida MisFills</asp:ListItem>
</asp:listbox>
<asp:customvalidator id="CustomValidator1" runat="server" controltovalidate="lstPickClass"
errormessage="Please select a Course" onservervalidate="CustomValidator1_ServerValidate"
validateemptytext="True"></asp:customvalidator>
//add this to code behind..
// protected void lstPickClass_ServerValidate(object source, ServerValidateEventArgs args)
// {
// args.IsValid = (lstPickClass.SelectedIndex > 0);
// }
<asp:requiredfieldvalidator id="RequiredFieldValidator3"
controltovalidate="CityTextBox"
validationgroup="LocationInfoGroup"
errormessage="Enter a city name."
runat="Server">
</asp:requiredfieldvalidator>
<br /><br />
<!--When Button2 is clicked, only validation
controls that are a part of LocationInfoGroup
are validated.-->
<asp:button id="Button2"
text="Validate"
causesvalidation="true"
validationgroup="LocationInfoGroup"
runat="Server" />
</form>
</body>
</html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="head1" runat="server">
<title>Button.ValidationGroup Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>Button.ValidationGroup Example</h3>
<asp:label id="NameLabel"
text="Enter your name:"
runat="Server"
AssociatedControlID="NameTextBox">
</asp:label>
<asp:textbox id="NameTextBox"
runat="Server">
</asp:textbox>
<asp:requiredfieldvalidator id="RequiredFieldValidator1"
controltovalidate="NameTextBox"
validationgroup="PersonalInfoGroup"
errormessage="Enter your name."
runat="Server">
</asp:requiredfieldvalidator>
<br /><br />
<asp:label id="AgeLabel"
text="Enter your age:"
runat="Server"
AssociatedControlID="AgeTextBox">
</asp:label>
<asp:textbox id="AgeTextBox"
runat="Server">
</asp:textbox>
<asp:requiredfieldvalidator id="RequiredFieldValidator2"
controltovalidate="AgeTextBox"
validationgroup="PersonalInfoGroup"
errormessage="Enter your age."
runat="Server">
</asp:requiredfieldvalidator>
<br /><br />
<!--When Button1 is clicked, only validation
controls that are a part of PersonalInfoGroup
are validated.-->
<asp:button id="Button1"
text="Validate"
causesvalidation="true"
validationgroup="PersonalInfoGroup"
runat="Server" />
<br /><br />
<asp:label id="CityLabel"
text="Enter your city of residence:"
runat="Server"
AssociatedControlID="CityTextBox">
</asp:label>
<asp:textbox id="CityTextBox"
runat="Server">
</asp:textbox>
<asp:ListBox ID="lstPickClass" runat="server" AutoPostBack="True">
<asp:ListItem Selected="True">Choose a Course</asp:ListItem>
<asp:ListItem Value="MedErrorPrevention">Med Error Prevention</asp:ListItem>
<asp:ListItem Value="FloridaMisFills">Florida MisFills</asp:ListItem>
</asp:listbox>
<asp:customvalidator id="CustomValidator1" runat="server" controltovalidate="lstPickClass"
errormessage="Please select a Course" onservervalidate="CustomValidator1_ServerValidate"
validateemptytext="True"></asp:customvalidator>
//add this to code behind..
// protected void lstPickClass_ServerValidate(object source, ServerValidateEventArgs args)
// {
// args.IsValid = (lstPickClass.SelectedIndex > 0);
// }
<asp:requiredfieldvalidator id="RequiredFieldValidator3"
controltovalidate="CityTextBox"
validationgroup="LocationInfoGroup"
errormessage="Enter a city name."
runat="Server">
</asp:requiredfieldvalidator>
<br /><br />
<!--When Button2 is clicked, only validation
controls that are a part of LocationInfoGroup
are validated.-->
<asp:button id="Button2"
text="Validate"
causesvalidation="true"
validationgroup="LocationInfoGroup"
runat="Server" />
</form>
</body>
</html>