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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);

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36.18 ms | 402 KiB | 5 Q