How to make a random color with Swift

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甜味超标
甜味超标 2020-11-27 04:01

How I can make a random color function using Swift?

import UIKit

class ViewController: UIViewController {

    var randomNumber = arc4random_uniform(20)
            


        
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  •  小蘑菇
    小蘑菇 (楼主)
    2020-11-27 04:24

    func anotherGetRandomColor()->UIColor{
    
        let newRed   = Double(arc4random_uniform(256))/255.0
        let newGreen = Double(arc4random_uniform(256))/255.0
        let newBlue  = Double(arc4random_uniform(256))/255.0
    
        return UIColor(red: CGFloat(newRed), green: CGFloat(newGreen), blue: CGFloat(newBlue), alpha: 1.0)
    }
    

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