3v4l.org

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<?php $value['state 1'] = true; $value['state 2'] = false; $value['state 3'] = false; $value['state 4'] = true; $message = null; foreach($value as $key => $state) { if($state !== true) { $message .= $key . " isn't working!\n"; } } echo $message ?? 'all states working';
Output for 7.1.26 - 7.1.33, 7.2.17 - 7.2.33, 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
state 2 isn't working! state 3 isn't working!
preferences:
43.17 ms | 1422 KiB | 4 Q