public function failed() {
		$failed = [];
		foreach($this->attributes as $attribute=>$report) {
			$attrFailed = $report->failed();
			if($attrFailed)
				$failed[$attribute] = $attrFailed;
			else
				$failed[] = $attribute;
		}
		return $failed;
	}
public function failed() {
		$failed = [];
		foreach($this->attributes as $attribute=>$report) {
			$attrFailed = $report->failed();
			if($attrFailed)
				$failed[$attribute] = $attrFailed;
			else
				$failed[] = $attribute;
		}
		return $failed;
	}
public function failed ( ) { $ failed = [ ] ; foreach ( $ this -> attributes as $ attribute => $ report ) { $ attrFailed = $ report -> failed ( ) ; if ( $ attrFailed ) $ failed [ $ attribute ] = $ attrFailed ; else $ failed [ ] = $ attribute ; } return $ failed ; }
Return the array of failed attributes.
@return array
Return the array of failed attributes .