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run code in 300+ PHP versions simultaneously
<?php $b = ['x' => 1, 'y' => 1]; $a = ['x' => 1, 'y' => 2]; if (count(array_diff(array_merge($a, $b), array_intersect($a, $b))) === 0) { echo 'the same'; }
Output for 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 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
the same
preferences:
103.35 ms | 408 KiB | 5 Q