3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = "0wz"; $foo++; var_dump($foo, hexdec($foo)); $foo++; var_dump($foo); echo "PHP goes to $foo";
Output for 7.0.0 - 7.1.0
string(3) "0xa" int(10) string(3) "0xb" PHP goes to 0xb
Output for 4.3.0 - 5.6.28
string(3) "0xa" int(10) int(11) PHP goes to 11