3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo { class Bar { } } namespace BarFoo { use Foo\Bar as FooBar; class Bar { } var_dump(FooBar::class); var_dump(FooBar::Class); var_dump(FooBar::CLASS); var_dump(Foo\Bar::class); var_dump(Foo\Bar::Class); var_dump(Foo\Bar::CLASS); var_dump(Bar::class); var_dump(Bar::Class); var_dump(Bar::CLASS); var_dump(\Foo\Bar::class); var_dump(\Foo\Bar::Class); var_dump(\Foo\Bar::CLASS); }

preferences:
49.78 ms | 402 KiB | 5 Q