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run code in 200+ php & hhvm versions
Bugs & Features
<?php phpversion() >= "7.0.0" or die(); class FooBar { private $x; public function __construct() { echo "Let's remove a property!", PHP_EOL; unset($this->x); var_dump($this); var_dump(property_exists($this, 'x')); $this->x = 1; $this->y = 2; var_dump($this); } } $foobar = new Foobar;
based on h8DUC
Output for 7.0.0 - 7.2.0
Let's remove a property! object(FooBar)#1 (0) { } bool(true) object(FooBar)#1 (2) { ["x":"FooBar":private]=> int(1) ["y"]=> int(2) }
Output for 5.3.20 - 5.6.28