12：SwiftUI-Toggle开关

//
//  TogglePage.swift
//  SwiftUIDeom
//
//  Created by zhoukang03 on 2023/3/28.
//

import SwiftUI

struct TogglePage: View {
    @State var isOn = false
    var body: some View {
        VStack {
            Toggle(isOn: $isOn) {
                Text("State:\(self.isOn ? "开" : "关")")
            }.padding(20)
            Spacer() // 棉花糖，填充，空间均分
        }.navigationTitle("开关")
    }
}

#if DEBUG
struct TogglePage_Previews: PreviewProvider {
    static var previews: some View {
        TogglePage()
    }
}
#endif