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<?php $array = [0, 1, 2]; $ref =& $array; // Necessary to trigger the old behavior foreach ($array as $k => &$val) { echo $val . ' '; if($k < 5 && !isset($array[$k+1])) $array[$k+1] = $val+1; } echo PHP_EOL . json_encode($array);
Output for git.master, git.master_jit, rfc.property-hooks
0 1 2 3 4 5 [0,1,2,3,4,5]

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