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<?php $src = '//player.vimeo.com/video/36899035'; preg_match('#vimeo\.com(?:\w*\/)*(\d+)#i',$src,$output); var_dump($output);
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> string(24) "vimeo.com/video/36899035" [1]=> string(8) "36899035" }

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