3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "Integer: " . 100; // prints 100 echo "\n"; echo "Scientific notation: " . 1e2; // prints 100 echo "\n"; echo "Equality: "; if(100 == 1e2) { echo "as expected"; } else { echo "wtf php"; } echo "\n"; echo "Identity: "; if(100 === 1e2) { echo "as expected"; } else { echo "wtf php"; } // prints wtf php
Output for 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Integer: 100 Scientific notation: 100 Equality: as expected Identity: wtf php
preferences:
100.35 ms | 2000 KiB | 4 Q