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@ 2022-02-23T18:56:55Z

<?php

$arr=array("aa", "az", "an","am", "ba", "by", "alien","i");

usort($arr, function ($a, $b) {
    return strlen($a) == strlen($b) ? $a <=> $b : strlen($a) <=> strlen($b);
});

print_r($arr);

Output
Performance
VLD
References
Branches

print_r: documentation ( source)
usort: documentation ( source)

preferences:dark modelive previewkey bindings

42.34 ms | 1257 KiB | 5 Q