protected function prepare_form_data() {
		$this->data = [];

		foreach ( $this->fields as $field ) {
			$this->data[ $field->get_id() ] = $field->get_value();
		}
	}
protected function prepare_form_data() {
		$this->data = [];

		foreach ( $this->fields as $field ) {
			$this->data[ $field->get_id() ] = $field->get_value();
		}
	}
protected function prepare_form_data ( ) { $ this -> data = [ ] ; foreach ( $ this -> fields as $ field ) { $ this -> data [ $ field -> get_id ( ) ] = $ field -> get_value ( ) ; } }
Prepare data from the storage.

@return void
Prepare data from the storage .