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<?php $array = array(1,2,3,4,5,6,7,8,9); function walk($a, $index = 10){ if (count($a) == $index - 1) { echo($a[$index]); } else { echo($a[$index]); walk($a, $index - 1); } } walk($array);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined array key 10 in /in/cGoKN on line 6

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