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run code in 150+ php & hhvm versions
Bugs & Features
<?php abstract class first { protected $someArray = array(); } class second extends first { protected $someArray = array(); protected $someValue = null; public function __construct($someValue) { $this->someValue = $someValue; } } $objFirst = new second('123'); $objSecond = new second('321'); var_dump ($objFirst == $objSecond); echo $objFirst->someValue; var_dump ($objFirst == $objSecond);
Output for 7.0.0 - 7.1.0
bool(false) Fatal error: Uncaught Error: Cannot access protected property second::$someValue in /in/qWAJI:23 Stack trace: #0 {main} thrown in /in/qWAJI on line 23
Process exited with code 255.
Output for hhvm-3.12.0
bool(false) Fatal error: Uncaught Error: Cannot access protected property second::$someValue in /in/qWAJI:23 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.0.0 - 5.3.29, 5.4.25 - 5.4.45, 5.5.9 - 5.6.28, hhvm-3.10.0
bool(false) Fatal error: Cannot access protected property second::$someValue in /in/qWAJI on line 23
Process exited with code 255.
Output for 5.4.0 - 5.4.24, 5.5.0 - 5.5.8
bool(true) Fatal error: Cannot access protected property second::$someValue in /in/qWAJI on line 23
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/qWAJI on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_CLASS in /in/qWAJI on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/qWAJI on line 3
Process exited with code 255.