protected stripOptionalFlag ( array &$selectors ) : string | ||
$selectors | array | |
Résultat | string |
protected function stripOptionalFlag(&$selectors)
{
$optional = false;
$selector = end($selectors);
$part = end($selector);
if ($part === ['!optional']) {
array_pop($selectors[count($selectors) - 1]);
$optional = true;
}
return $optional;
}