Check if NSDictionary is empty

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名媛妹妹
名媛妹妹 2021-02-13 02:40

I want to check if an NSDictionary is empty. I am doing it like this.

  mutDictValues = [[[NSUserDefaults standardUserDefaults] objectForKey:@\"dicV         


        
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  •  栀梦
    栀梦 (楼主)
    2021-02-13 03:15

    Somewhere you treat a nsstring (a concrete subclass) as NSdictionary.

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