3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo { class Me { } } namespace Bar { class Me { } } namespace Bar { use Foo\Me; $me = new Me(); var_dump($me); }
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.17
Fatal error: Cannot use Foo\Me as Me because the name is already in use in /in/WVZIu on line 11
Process exited with code 255.
preferences:
182.73 ms | 1395 KiB | 53 Q