3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "0"; $b = "0.0"; $c = 0; $d = false; if($a == $b) echo "$a == b\n"; if($a == $c) echo "a == c\n"; if($a == $d) echo "a == d\n"; if($b == $c) echo "b == c\n"; if($b == $d) echo "b == d\n"; if($a == $b && $a == $d && $b != $d) echo "Fuck this\n";
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
0 == b a == c a == d b == c Fuck this
preferences:
236.49 ms | 406 KiB | 357 Q