public FormState::hasFileElement()
Returns whether this form has a file element.
bool Whether this form has a file element.
Overrides FormStateInterface::hasFileElement
public function hasFileElement() { return $this->has_file_element; }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Form!FormState.php/function/FormState::hasFileElement/8.1.x