3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class A { private $name; public function __construct($name) { $this->name = $name; } public function welcome() { echo 'hi: ' . $this->name; } } class B extends A { private $name = 'b'; } $b = new B; $b->welcome();
based on 0sBT4
Output for 7.1.0 - 7.2.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function A::__construct(), 0 passed in /in/FWu7c on line 23 and exactly 1 expected in /in/FWu7c:7 Stack trace: #0 /in/FWu7c(23): A->__construct() #1 {main} thrown in /in/FWu7c on line 7
Process exited with code 255.
Output for 5.3.20 - 7.0.20
Warning: Missing argument 1 for A::__construct(), called in /in/FWu7c on line 23 and defined in /in/FWu7c on line 7 Notice: Undefined variable: name in /in/FWu7c on line 9 hi: