<com:TContent ID="body"> <h1>TRequiredFieldValidator Samples</h1> <table class="sampletable"> <tr> <td class="samplenote"> Validator with default settings: </td> <td class="sampleaction"> <com:TTextBox ID="TextBox1" /> <com:TRequiredFieldValidator ValidationGroup="Group1" ControlToValidate="TextBox1" Text="Field required." /> <com:TButton Text="Submit" ValidationGroup="Group1" /> </td> </tr> <tr> <td class="samplenote"> Validator with client-side validation disabled: </td> <td class="sampleaction"> <com:TTextBox ID="TextBox2" /> <com:TRequiredFieldValidator ValidationGroup="Group2" EnableClientScript="false" ControlToValidate="TextBox2" Text="Field required." /> <com:TButton Text="Submit" ValidationGroup="Group2" /> </td> </tr> <tr> <td class="samplenote"> Validator with focus-on-error enabled and dynamic display: </td> <td class="sampleaction"> <com:TTextBox ID="TextBox3" /> <com:TRequiredFieldValidator ValidationGroup="Group3" Display="Dynamic" ControlToValidate="TextBox3" FocusOnError="true" Text="Field required." /> <com:TButton Text="Submit" ValidationGroup="Group3" /> </td> </tr> <tr> <td class="samplenote"> Validating if initial value (test) is changed: </td> <td class="sampleaction"> <com:TTextBox ID="TextBox4" Text="test" /> <com:TRequiredFieldValidator ValidationGroup="Group4" Display="Dynamic" ControlToValidate="TextBox4" InitialValue="test" Text="Input must not be 'test'." /> <com:TButton Text="Submit" ValidationGroup="Group4" /> </td> </tr> <tr> <td class="samplenote"> Validating if checkbox is checked: </td> <td class="sampleaction"> <com:TCheckBox ID="CheckBox" Text="agree" /> <com:TRequiredFieldValidator ValidationGroup="Group5" Display="Dynamic" ControlToValidate="CheckBox" Text="You must agree." /> <com:TButton Text="Submit" ValidationGroup="Group5" /> </td> </tr> <tr> <td class="samplenote"> Validating if a selection has been made in a dropdown list: </td> <td class="sampleaction"> <com:TDropDownList ID="DropDownList"> <com:TListItem Value="value 1" Text="text 1" Selected="true" /> <com:TListItem Value="value 2" Text="text 2" /> <com:TListItem Value="value 3" Text="text 3" /> </com:TDropDownList> <com:TRequiredFieldValidator ValidationGroup="Group6" ControlToValidate="DropDownList" InitialValue="value 1" Text="A selection must be made." /> <com:TButton Text="Submit" ValidationGroup="Group6" /> </td> </tr> <tr> <td class="samplenote"> Validating if a selection has been made in a dropdown list: </td> <td class="sampleaction"> <com:TListBox ID="ListBox"> <com:TListItem Value="value 1" Text="text 1" /> <com:TListItem Value="value 2" Text="text 2" /> <com:TListItem Value="value 3" Text="text 3" /> </com:TListBox> <com:TRequiredFieldValidator ValidationGroup="Group7" ControlToValidate="ListBox" Text="A selection must be made." /> <com:TButton Text="Submit" ValidationGroup="Group7" /> </td> </tr> </table> </com:TContent>