3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo\Bar { class a { } class b { } function a() { return 'function a'; } function b() { return 'function b'; } const a = 'const a'; const b = 'const b'; } namespace { use Foo\Bar\{a, b}; use function Foo\Bar\{a, b}; use const Foo\Bar\{a, b}; var_dump(new a()); var_dump(new b()); var_dump(a()); var_dump(b()); var_dump(a); var_dump(b); }

preferences:
32.66 ms | 402 KiB | 5 Q