3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php namespace Derp; abstract class A { public $stuff = array(); abstract public function __construct(); } class B extends A { protected $kids; protected $log; public function __construct() { } public function bee() { $this->kids = new C($this); $this->kids->cee(); echo "Buzz bee\n"; } public function updateLog($msg) { $this->log[] = $msg; echo "Adddig log $msg\n"; } } class C { public $Cups = "cCup"; public function __construct($b) { //$this->bee(); $this->Cups = $b; echo "Building c\n"; } public function cee() { $this->stuff = array("MyStuff"); $this->Cups->updateLog("This"); $this->Cups->updateLog("That"); echo "In cee\n"; } } $b = new B(); $x = $b->bee(); var_dump($b);
based on FBig8
Output for 5.3.3 - 7.2.0
Building c Adddig log This Adddig log That In cee Buzz bee object(Derp\B)#1 (3) { ["kids":protected]=> object(Derp\C)#2 (2) { ["Cups"]=> *RECURSION* ["stuff"]=> array(1) { [0]=> string(7) "MyStuff" } } ["log":protected]=> array(2) { [0]=> string(4) "This" [1]=> string(4) "That" } ["stuff"]=> array(0) { } }
Output for 5.3.0 - 5.3.2
Building c Adddig log This Adddig log That In cee Buzz bee object(Derp\B)#1 (3) { ["kids":protected]=> object(Derp\C)#2 (2) { ["Cups"]=> object(Derp\B)#1 (3) { ["kids":protected]=> object(Derp\C)#2 (2) { ["Cups"]=> *RECURSION* ["stuff"]=> array(1) { [0]=> string(7) "MyStuff" } } ["log":protected]=> array(2) { [0]=> string(4) "This" [1]=> string(4) "That" } ["stuff"]=> array(0) { } } ["stuff"]=> array(1) { [0]=> string(7) "MyStuff" } } ["log":protected]=> array(2) { [0]=> string(4) "This" [1]=> string(4) "That" } ["stuff"]=> array(0) { } }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/Dp9Pb on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/Dp9Pb on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Dp9Pb on line 3
Process exited with code 255.