RequiredValidator (Angular)
This guide demonstrates how to use the RequiredValidator component.
RequiredValidator Properties
| Name | Type | Default | Description |
|---|---|---|---|
| Name | string | ‘requiredValidator’ + index suffix | Unique name of RequiredValidator. |
| Text | string | ‘Required’ | The text that the validator will display. |
| Component | string | null | The Name of a input component. |
| Visible | boolean/expression | true | Is the RequiredValidator visible. |
Usage
The RequiredValidator is used to verify that an input component (e.g. TextBox, DropDown) has value. It is ideally used inside a TemplateForm component.
- Drag and drop a RequiredValidator from the Radzen toolbox.
- Set its Component property via the dropdown.
- Optionally set the Text of the RequiredValidator.