3v4l.org

run code in 500+ PHP versions simultaneously
<?php $foo = array( 'a' => -1, 'b' => 0, 'c' => 0, ); asort($foo, SORT_NUMERIC); var_dump($foo); $foo = array( 'a' => -1, 'b' => 0, 'c' => 0, 'd' => 0, ); asort($foo, SORT_NUMERIC); var_dump($foo);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.32, 8.3.0 - 8.3.32, 8.4.1 - 8.4.24, 8.5.0 - 8.5.9
array(3) { ["a"]=> int(-1) ["b"]=> int(0) ["c"]=> int(0) } array(4) { ["a"]=> int(-1) ["b"]=> int(0) ["c"]=> int(0) ["d"]=> int(0) }
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 - 5.6.28
array(3) { ["a"]=> int(-1) ["c"]=> int(0) ["b"]=> int(0) } array(4) { ["a"]=> int(-1) ["d"]=> int(0) ["b"]=> int(0) ["c"]=> int(0) }

preferences:
135.9 ms | 2298 KiB | 4 Q