ASP.NET Validation Controls: Validation Summary

You can use a validation summary control in ASP.NET when you want to show a detail description of the error messages. The error message is assign to the "ErrorMessage" property of each validation control and "Text" property is assign to "*".

Following would be your HTML code.

<asp:ValidationSummary ID="ValidationSummary1" runat="server"

        ForeColor="#CC0000" />
   <table>
        <tr>
            <td>
                Name:</td>
            <td>
                <asp:TextBox ID="txtName" runat="server" Width="153px"></asp:TextBox>
                <asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server"
                    ControlToValidate="txtName" ErrorMessage="Name Required" ForeColor="#CC0000">*</asp:RequiredFieldValidator>
            </td>
        </tr>
        <tr>
            <td>
                Address:</td>
            <td>
                <asp:TextBox ID="txtAddress" runat="server" Width="155px"></asp:TextBox>
                <asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server"
                    ControlToValidate="txtAddress" ErrorMessage="Address Required"
                    ForeColor="#CC0000">*</asp:RequiredFieldValidator>
            </td>
        </tr>
        <tr>
            <td>
                Profession:</td>
            <td>
                <asp:TextBox ID="txtProf" runat="server" Width="153px"></asp:TextBox>
                <asp:RequiredFieldValidator ID="RequiredFieldValidator3" runat="server"
                    ControlToValidate="txtProf" ErrorMessage="Profession Required"
                    ForeColor="#CC0000">*</asp:RequiredFieldValidator>
            </td>
        </tr>
        <tr>
            <td>
                Desscription:</td>
            <td>
                <asp:TextBox ID="txtdescription" runat="server" Width="152px"></asp:TextBox>
                <asp:RequiredFieldValidator ID="RequiredFieldValidator4" runat="server"
                    ControlToValidate="txtdescription" ErrorMessage="Description Required"
                    ForeColor="#CC0000">*</asp:RequiredFieldValidator>
            </td>
        </tr>
        <tr>
            <td>
                &nbsp;</td>
            <td>
                <asp:Button ID="btnSubmit" runat="server" Text="Submit" />
            </td>
        </tr>
    </table>