3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { public $a; public $b; public function __construct($a, $b) { $this->a = $a; $this->b = $b; } public function doSomethingWithA() { /**/ } public function doSomethingWithB() { /**/ } public function doSomethingWithAandB() { /**/ } } // test 1 $c = new C("foo", null); var_dump($c->a === "foo"); // test 2 $c = new C(null, "foo"); var_dump($c->b === "foo");

preferences:
41.37 ms | 402 KiB | 5 Q