SwiftUI iOS 14 |在HStack中自动扩展文本框和内容

import SwiftUI

struct ContentView: View {
    @State private var text: String = ""
    
    var body: some View {
        HStack {
            TextField("请输入文本", text: $text)
                .textFieldStyle(RoundedBorderTextFieldStyle())
            
            Spacer() // 自动扩展的Spacer视图
            
            Text("内容")
        }
        .padding()
    }
}

struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
    }
}