Swift 如何监听模型所有属性的变化?.. - V2EX
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niselover
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Swift 如何监听模型所有属性的变化?..

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  •   niselover 2018-09-28 15:37:59 +08:00 4657 次点击
    这是一个创建于 2619 天前的主题,其中的信息可能已经有所发展或是发生改变。
    想要用 extention 给 model 所有属性的 set 方面加一个监听
    但是好像没法实现 有大佬帮帮忙吗
    5 条回复    2019-02-28 12:31:33 +08:00
    AriSwift
        1
    AriSwift  
       2018-09-28 16:32:59 +08:00
    不是很友好,可以考虑继承 NSObject 用 KVO 了
    kljsandjb
        2
    kljsandjb  
       2018-09-28 17:01:14 +08:00 via iPhone
    KVO 吧,专门干这事儿的
    jessehao7
        3
    jessehao7  
       2018-10-10 10:12:25 +08:00
    如果这个模型是结构体,一个 didSet 搞定
    vincentxbb
        4
    vincentxbb  
       2018-10-10 11:42:34 +08:00
    KVO 又或者用 Rx 系列吧,都能一直监听
    zenghaojim33
        5
    zenghaojim33  
       2019-02-28 12:31:33 +08:00
    RxSwift
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