RxSwift-deallocating&deallocated

    func deallocDemo(){
        _ = rx.deallocating.subscribe(onNext: { () in
            print("准备走了")
        })

        _ = rx.deallocated.subscribe(onNext: { () in
            print("已经走了")
        })
    }
    
    deinit {
        print("走了 ")
    }

准备走了
走了
已经走了

待完善