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<?php class trial{ public $id; //public static $id; public function show(){ echo $this->$id; } } $obj = new trial(); $obj->id = 1; $obj->show();
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $id in /in/1iYZD on line 8 Warning: Undefined property: trial::$ in /in/1iYZD on line 8

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