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<?php $ar3 = array(123, array(12, 665, array(77, 255, 98, 56), 8), 1155, 676); $max = null; array_walk_recursive($ar3, function($v)use(&$max){if($max === null || $v > $max) $max = $v;}); echo $max;
Output for git.master_jit, git.master, rfc.property-hooks
1155

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