` large text input area inside a form.
*
* The value of the text area needs to be set via the `value` attribute, as with all other f:form ViewHelpers.
*
* ```
*
*
* ```
*
* @see https://docs.typo3.org/permalink/t3viewhelper:typo3-fluid-form-textarea
*/
final class TextareaViewHelper extends AbstractFormFieldViewHelper
{
/**
* @var string
*/
protected $tagName = 'textarea';
public function initializeArguments(): void
{
parent::initializeArguments();
$this->registerArgument('errorClass', 'string', 'CSS class to set if there are errors for this ViewHelper', false, 'f3-form-error');
$this->registerArgument('required', 'bool', 'Specifies whether the textarea is required', false, false);
}
public function render(): string
{
$required = $this->arguments['required'];
$name = $this->getName();
$this->registerFieldNameForFormTokenGeneration($name);
$this->setRespectSubmittedDataValue(true);
$this->tag->forceClosingTag(true);
$this->tag->addAttribute('name', $name);
if ($required === true) {
$this->tag->addAttribute('required', 'required');
}
$this->tag->setContent(htmlspecialchars((string)$this->getValueAttribute()));
$this->addAdditionalIdentityPropertiesIfNeeded();
$this->setErrorClassAttribute();
return $this->tag->render();
}
}