Symfony 2 Crawler: how to catch an exception?

Question

symfony

Good evening, do you have a code?

$page = new Crawler($content);
$currentPrice = $page->filter($parse->getParse())->text();

If parsing fails and empty is returned, then the method ->text()throws an exception, The current node list is empty.
How to catch him? Or how to properly handle this situation?

Answer 1

your method with Try Catch Throw SymfonyException