3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = [ ['order' => 1, 'seriesId' => 1], ['order' => null, 'seriesId' => 1], ]; function validateOrderUniqueness(array $data) { $orders = array_filter(array_column($data, 'order')); $uniqueOrders = array_unique($orders); if ($orders !== $uniqueOrders) { throw new \Exception('validateOrderUniqueness fail'); } } function validateSeriesUniqueness(array $data) { $seriesIds = array_column($data, 'seriesId'); $uniqueSeriesIds = array_unique($seriesIds); if ($seriesIds !== $uniqueSeriesIds) { throw new \Exception('validateSeriesUniqueness fail'); } } validateOrderUniqueness($data); validateSeriesUniqueness($data);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Exception: validateSeriesUniqueness fail in /in/Zuen0:24 Stack trace: #0 /in/Zuen0(29): validateSeriesUniqueness(Array) #1 {main} thrown in /in/Zuen0 on line 24
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Uncaught exception 'Exception' with message 'validateSeriesUniqueness fail' in /in/Zuen0:24 Stack trace: #0 /in/Zuen0(29): validateSeriesUniqueness(Array) #1 {main} thrown in /in/Zuen0 on line 24
Process exited with code 255.

preferences:
150.56 ms | 402 KiB | 179 Q