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<?php class A { public $callBack; public function foo() { $self = $this; $calBack = $this->callBack; $calBack(); } } class B { public function hello() { echo "Nyan"; } public function bar(A $a) { $self = $this; $a->callBack = function() use ($self) { $self->hello(); }; $a->foo(); } } $b = new B(); $b->bar(new A());
Output for git.master, git.master_jit, rfc.property-hooks
Nyan

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