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run code in 300+ PHP versions simultaneously
<?php $a = [1, 2, 4]; for ($i = 1; $i <= 4; $i++) { echo $i.'. '.(in_array($i, $a) ? 'true' : 'false').PHP_EOL; }
Output for 5.6.0 - 5.6.25, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 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
1. true 2. true 3. false 4. true
preferences:
108.01 ms | 1566 KiB | 4 Q