3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo { use Foo\Foo as Bar; class Baz extends Bar { } } namespace Foo { use Foo\Foo2 as Bar; class Bar { } class Foo { } }
Output for 7.0.7 - 7.0.31, 7.1.0 - 7.1.21, 7.2.0 - 7.2.9
Fatal error: Cannot declare class Foo\Bar because the name is already in use in /in/QpaJd on line 11
Process exited with code 255.
Output for 7.0.0 - 7.0.6
preferences:
188.28 ms | 1394 KiB | 71 Q