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<?php $arr = array(0,null,3,null); function is_not_null ($var) { return !is_null($var); } $filtered = array_filter($arr, 'is_not_null'); print_r($filtered);
Output for 4.3.9, 5.3.0 - 5.3.29, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => 0 [2] => 3 )
preferences:
267.72 ms | 405 KiB | 415 Q