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<?php class myClass { private $var = null; function __construct() { $this->var = "Hello"; } public function func() { $this->var = null; var_dump($this->var);// Does nothing, still "Hello" unset($this->var); var_dump($this->var);// Does nothing, still "Hello" $this->var = false; var_dump($this->var);// Works and prints "Hello" } } $c = new myClass; $c->func();
Output for git.master, git.master_jit, rfc.property-hooks
NULL Warning: Undefined property: myClass::$var in /in/POdHF on line 15 NULL bool(false)

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