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machinemxy
V2EX  ›  iDev

Swift 如何高效地存取数据

  •  
  •   machinemxy ·
    machinemxy · Sep 23, 2015 · 3428 views
    This topic created in 4019 days ago, the information mentioned may be changed or developed.

    我现在正在做一个 Demo ,其中大部分的 View 都可能需要读取及变更一些数据。我觉得每个 View 都各自从硬盘读取和存储数据应该并不是很好的做法,所以建立了一个全局对象用来存放这些数据,每个 ViewController 直接操作这个全局对象。而它的存取,我在 Appdelegate 的application方法里进行读取,在applicationWillTerminate中进行存储。

    不过我并不确定这样的做法是否是合理的,会不会有什么意外的情况造成并没有执行applicationWillTerminate而导致存储失效?

    2 replies  •  2015-09-23 21:42:11 +08:00
    wezzard
        1
    wezzard  
       Sep 23, 2015
    CoreData, Realm, FMDB.

    "Save as often as possible." - CS193p
    machinemxy
        2
    machinemxy  
    OP
       Sep 23, 2015
    @wezzard 唔,原来应该尽量多的存储啊!我明白了,谢谢。
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