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run code in 300+ PHP versions simultaneously
<?php $array = array('avi', 'beni', 'Avi', 'Beni'); array_multisort( $array, SORT_STRING | SORT_FLAG_CASE, $array ); var_export($array);
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array ( 0 => 'Avi', 1 => 'avi', 2 => 'Beni', 3 => 'beni', )
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
Notice: Use of undefined constant SORT_FLAG_CASE - assumed 'SORT_FLAG_CASE' in /in/ICGF9 on line 7 array ( 0 => 'Avi', 1 => 'Beni', 2 => 'avi', 3 => 'beni', )

preferences:
75.55 ms | 2710 KiB | 4 Q