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run code in 500+ PHP versions simultaneously
<?php $array = [ 125 => '3110 - with a string', 128 => '3009 - keep a string', 126 => '3111 - a string', 121 => '3114 - be a string', 122 => '3113 - last string', ]; function cmp($a, $b) { return strcmp(trim(explode('-',$a)[1]) ,trim(explode('-',$b)[1])); } usort($array, "cmp"); print_r($array);
Output for 7.4.0 - 7.4.33, 8.0.1 - 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 ( [0] => 3111 - a string [1] => 3114 - be a string [2] => 3009 - keep a string [3] => 3113 - last string [4] => 3110 - with a string )
preferences:
97.96 ms | 1262 KiB | 4 Q