3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $foo; public function getFoo() { return $this->foo; } } class Bar extends Foo { public function __construct($foo) { $this->foo = $foo; } } class FooBar { public $test = 'Hello World!'; } $test = new FooBar(); $foo = new Foo($test); $bar = new Bar($test); echo "===\n"; print_r($foo); echo "---\n"; print_r($bar); echo "===\n";

preferences:
40.22 ms | 402 KiB | 5 Q