How to increment a NSNumber

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情书的邮戳
情书的邮戳 2020-12-13 01:47

How do I increment a NSNumber?

i.e. myNSNumber++

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  •  予麋鹿
    予麋鹿 (楼主)
    2020-12-13 02:40

    NSNumber objects are immutable; the best you can do is to grab the primitive value, increment it then wrap the result in its own NSNumber object:

    NSNumber *bNumber = [NSNumber numberWithInt:[aNumber intValue] + 1];
    

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