<?php $src = 'https://www.youtube.com/embed/lYbNbJG3-1k#'; preg_match('#(?:youtube(?:-nocookie)?\.com/(?:[^/]+/.+/|(?:v|e(?:mbed)?)/|.*[?&]v=)|youtu\.be/)([^"&?/ ]{11})#i',$src,$output); var_dump($output);
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