/**
* Formats the value as a mailto link.
* @param string $value the value to be formatted.
* @param array $options the tag options in terms of name-value pairs. See [[Html::mailto()]].
* @return string the formatted result.
*/
public function asEmail($value, $options = [])
{
if ($value === null) {
return $this->nullDisplay;
}
return Html::mailto(Html::encode($value), $value, $options);
}