質問編集履歴
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ソースの全容の追加
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@@ -20,5 +20,34 @@
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何を試してみればいいのかもよくわかりません。
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### 補足情報（FW/ツールのバージョンなど）
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ソースの全容です
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import UIKit
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27
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class ViewController: UIViewController {
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@IBOutlet weak var height: UITextField!
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@IBOutlet weak var weight: UITextField!
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@IBOutlet weak var BMI: UILabel!
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@IBOutlet weak var idealweight: UILabel!
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32
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34
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override func viewDidLoad() {
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super.viewDidLoad()
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// Do any additional setup after loading the view.
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self.height.keyboardType=UIKeyboardType.numberPad
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self.weight.keyboardType=UIKeyboardType.numberPad
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}
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@IBAction func calculation(_ sender: Any) {
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let doubleH = Double(height.text!)
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let doubleW = Double(weight.text!)
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BMI.text = calculation(height: doubleH!, weight: doubleW!)
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}
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func calculetion(height: Double, weght: Double)-> String{
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let h = height / 100
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let w = weight
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var result = w / (h * h)
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result = floor(result * 10) / 10
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return result.description
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}
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