Validation for aspText: cannot be empty, integer range (MaximumValue,MinimumValue) (VB.net) : Required Field « Validation by Control « ASP.Net






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  3. Required Field

Validation for aspText: cannot be empty, integer range (MaximumValue,MinimumValue) (VB.net)

<%@ 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>








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