3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { protected $foo; public function __construct(string $foo) { $this->foo = $foo; } public function isEqualTo(self $otherFoo) { return $this->foo === $otherFoo->foo; } } $foo = new Foo('test'); $foo2 = new Foo('test'); var_dump($foo->isEqualTo($foo2)); $foo3 = new Foo('test'); $foo4 = new Foo('pest'); var_dump($foo3->isEqualTo($foo4));

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