3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = 10; $bar = 5; list($foo, $foo) = [$bar, $foo]; var_dump($foo); // ?
Output for 7.0.0 - 7.1.0
int(10)
Output for 5.4.0 - 5.6.28
int(5)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/9ra5l on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/9ra5l on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/9ra5l on line 5
Process exited with code 255.