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run code in 150+ php & hhvm versions
Bugs & Features
<?php abstract class A { protected $errors = array(); } class B extends A { protected $errors = array(); protected $value = null; public function __construct($value) { $this->value = $value; } } $object1 = new B('ABC'); $object2 = new B('CBA'); var_dump($object1 == $object2); print_r($object1); print_r($object2); var_dump($object1 == $object2);
Output for 5.0.0 - 5.3.29, 5.4.25 - 5.4.45, 5.5.9 - 7.1.0
bool(false) B Object ( [errors:protected] => Array ( ) [value:protected] => ABC ) B Object ( [errors:protected] => Array ( ) [value:protected] => CBA ) bool(false)
Output for 5.4.0 - 5.4.24, 5.5.0 - 5.5.8
bool(true) B Object ( [errors:protected] => Array ( ) [value:protected] => ABC ) B Object ( [errors:protected] => Array ( ) [value:protected] => CBA ) bool(false)
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/B92XK 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/B92XK on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/B92XK on line 3
Process exited with code 255.