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<?php $array = range(1, 11); for ($i = 0; sizeof($array); $i++) { $new_array[] = ($i % 2) ? array_pop($array) : array_shift($array); } var_dump($new_array); // but original array is empty var_dump($array);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array(11) { [0]=> int(1) [1]=> int(11) [2]=> int(2) [3]=> int(10) [4]=> int(3) [5]=> int(9) [6]=> int(4) [7]=> int(8) [8]=> int(5) [9]=> int(7) [10]=> int(6) } array(0) { }
preferences:
101.99 ms | 2556 KiB | 4 Q