How to select range of values when using arc4random()

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北荒
北荒 2020-12-04 20:02

Can I set a range of numbers when using arc4random()? For example 50-100 only.

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  •  半阙折子戏
    2020-12-04 20:23

    int fromNumber = 10;
    int toNumber = 30;
    int randomNumber = (arc4random()%(toNumber-fromNumber))+fromNumber;
    

    Will generate randon number between 10 and 30, i.e. 11,12,13,14......29

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