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<?php // first one $array = range(1, 11); $new_array = []; for ($i = 0; $i < sizeof($array); $i++) { if ($i < (sizeof($array) / 2)) $new_array[$i] = $array[$i * 2]; else $new_array[$i] = $array[(sizeof($array) - $i) * 2 - 1]; } var_dump($new_array); // second one $array = range(1, 11); $new_array = []; for ($i = 0; $i < sizeof($array); $i++) { $index = ($i % 2) ? sizeof($array) - ceil($i / 2) : ceil($i / 2); $new_array[$index] = $array[$i]; } ksort($new_array); var_dump($new_array);
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.6 - 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(3) [2]=> int(5) [3]=> int(7) [4]=> int(9) [5]=> int(11) [6]=> int(10) [7]=> int(8) [8]=> int(6) [9]=> int(4) [10]=> int(2) } array(11) { [0]=> int(1) [1]=> int(3) [2]=> int(5) [3]=> int(7) [4]=> int(9) [5]=> int(11) [6]=> int(10) [7]=> int(8) [8]=> int(6) [9]=> int(4) [10]=> int(2) }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/NqATV on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/NqATV on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/NqATV on line 5
Process exited with code 255.
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100.78 ms | 2263 KiB | 4 Q