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<?php $arr = array(0,null,3,null); function is_not_null ($var) { return !is_null($var); } $filtered = array_filter($arr, ($var) { return !is_null($var);); print_r($filtered);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Parse error: syntax error, unexpected 'return' (T_RETURN) in /in/L04YA on line 6
Process exited with code 255.
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169.49 ms | 1395 KiB | 36 Q