Mega Code Archive
Validation for aspText
<![CDATA[
<%@ Page Language="VB" %>
<html>
<head>
</head>
<body>
<form runat="server">
<p>
Name:
<asp:TextBox id="TextBox1" runat="server"></asp:TextBox>
<asp:RequiredFieldValidator
id="RequiredFieldValidator1"
runat="server"
ErrorMessage="You must enter your name"
ControlToValidate="TextBox1">Missing name
</asp:RequiredFieldValidator>
</p>
<p>
Age:
<asp:TextBox id="TextBox2" runat="server"></asp:TextBox>
<asp:RangeValidator
id="RangeValidator1"
runat="server"
ErrorMessage="Age must be between 18 and 75"
ControlToValidate="TextBox2"
MaximumValue="75"
MinimumValue="18"
Type="Integer">18 - 75
</asp:RangeValidator>
</p>
<p>
<asp:Button id="Button1" runat="server" Text="Button"></asp:Button>
</p>
<p>
<asp:ValidationSummary
id="ValidationSummary1"
runat="server">
</asp:ValidationSummary>
</p>
</form>
</body>
</html>
]]>