RxBiBinding:React性双向绑定

RxBi绑定 例子 两个ControlProperty之间的绑定 let disposeBag = DisposeBag () var textFieldFirst = UITextField () var textFieldSecond = UITextField () (textFieldFirst. rx . text <-> textFieldSecond. rx . text ). disposed ( by : disposeBag) 两个BehaviorRelay之间的绑定 let disposeBag = DisposeBag () var textFirst = BehaviorRelay < String ?> ( value : " " ) var textSecond = BehaviorRelay < String ?> ( value : " " ) (t