畫蘋果迴圈練習

水餃

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Nov 28, 2019

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程式

class ViewController: UIViewController {
    @IBAction func slider(_ sender: UISlider) {
        var apple = ""
        let number = Int(sender.value)
        for row in 1...number {
            var count = number - row
            if count > 0 {
                for _ in 1...count {
                    apple = apple + "🥝"
                }
            }
            count = row * 2 - 1
            for _ in 1...count {
                apple = apple + "🍎"
            }
            apple = apple + "\n"
        }
        
        lable.text = apple
    }
    @IBOutlet weak var lable: UILabel!
    override func viewDidLoad() {
        super.viewDidLoad()
    }}