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<?php function reverse3($arr) { $len = count($arr); for ($i = 0; $i <= ceil($len/2) - 1; ++$i) { echo $i . "!"; $place = $len - 1 - $i; $tmp = $arr[$place]; $arr[$place] = $arr[$i]; $arr[$i] = $tmp; } return $arr; } var_dump(reverse3(array(1,2,3)));
Output for git.master, git.master_jit, rfc.property-hooks
0!1!array(3) { [0]=> int(3) [1]=> int(2) [2]=> int(1) }

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