3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var1 = '123'; $var2 = '456A'; $var3 = '78'; comparevar("var1 and var2", $var1, $var2); comparevar("var2 and var3", $var2, $var3); comparevar("var3 and var1", $var3, $var1); function comparevar($tag, $arg1, $arg2) { say($tag); if ($arg1 === $arg2) { say("$arg1 === $arg2"); } if ($arg1 < $arg2) { say("$arg1 < $arg2"); } if ($arg1 > $arg2) { say("$arg1 > $arg2"); } } function say($str) { echo $str, "\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, 5.6.8 - 5.6.28, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
var1 and var2 123 < 456A var2 and var3 456A < 78 var3 and var1 78 < 123
preferences:
197.74 ms | 406 KiB | 326 Q