Uzavření tagů

function closeTags($text){

	#put all opened tags into an array

	preg_match_all("#<([a-z]+)( .*)?(?!/)>#iU", $text, $result);

	$openedTags = $result[1];

 

	#put all closed tags into an array

	preg_match_all("#</([a-z]+)>#iU", $text, $result);

	$closedTags = $result[1];

	$lenOpened = count($openedTags);

	

	# all tags are closed

	if(count($closedTags) == $lenOpened){

		return $text;

	}

	

	$openedTags = array_reverse($openedTags);

	

	# close tags 

	for($i = 0 ; $i < $lenOpened ; $i++) {

		if (!in_array($openedTags[$i], $closedTags)){

			$text .= '</'.$openedTags[$i].'>';

		}

		else {

			unset($closedTags[array_search($openedTags[$i], $closedTags)]);

		}

	}

	

	return $text;

}