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<?php $s = '<iframe ><embed width=222>fdgwidth=700dfg</embed>sfsdfsdf</iframe>'; $matches = array(); var_dump( preg_match('~<[^>]+width=["\']?(\d+)["\']?[^>]*>~', $s, $matshes) ); var_dump($matshes);
Output for git.master, git.master_jit, rfc.property-hooks
int(1) array(2) { [0]=> string(17) "<embed width=222>" [1]=> string(3) "222" }

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