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run code in 300+ PHP versions simultaneously
<?php if ("null" == null) { echo "true"; } else { echo "false"; }
Output for 4.3.0, 5.4.45, 8.1.32 - 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
false
preferences:
52.29 ms | 844 KiB | 4 Q