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<?php class aaa{ private $a; private $b; function add($a,$b) { $this->$c=$a+$b; } } $obj=new aaa(); $this->add(1,4);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Using $this when not in object context in /in/Em2mN:12 Stack trace: #0 {main} thrown in /in/Em2mN on line 12
Process exited with code 255.

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