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<?php function array_filter_strlen($a, $l) { sort($a, 'strlen'); return $a; } print_r(array_filter_strlen(array('привет', 'мир', 'и', 'cyberforum'), 3));
Output for 7.0.0 - 7.2.0
Warning: sort() expects parameter 2 to be integer, string given in /in/LnpAE on line 4 Array ( [0] => привет [1] => мир [2] => и [3] => cyberforum )
Output for 4.3.0 - 5.6.28
Warning: sort() expects parameter 2 to be long, string given in /in/LnpAE on line 4 Array ( [0] => привет [1] => мир [2] => и [3] => cyberforum )