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<?php $contacts = []; $contacts[0] = []; $contacts[1] = []; $contacts[2] = []; $contacts[0][] = 2; $contacts[1][] = 6; $contacts[2][] = 3; $contacts[0][] = 'Bldo'; $contacts[1][] = 'Cldo'; $contacts[2][] = 'Aldo'; $keys = array_column($contacts, 1); array_multisort($keys, SORT_ASC, $contacts); print_r($contacts);
Output for 7.1.0 - 7.1.33, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
Array ( [0] => Array ( [0] => 3 [1] => Aldo ) [1] => Array ( [0] => 2 [1] => Bldo ) [2] => Array ( [0] => 6 [1] => Cldo ) )
preferences:
169.96 ms | 408 KiB | 5 Q