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<?php class A { private $p1 = "secret"; public function B() { // ${'t' . 'his'} = 'hello'; // works return $this->$p1; } } $a = new A; echo $a->B();
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $p1 in /in/7Qu78 on line 6 Warning: Undefined property: A::$ in /in/7Qu78 on line 6

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