Check out example codes for "add textfield in swiftui". It will help you in understanding the concepts better.

Code Example 1

struct ButtonAndTextFieldView : View {

    @State var text: String = ""

    var body: some View {
        HStack {
            TextField($text,
                      placeholder: Text("type something here..."))
            Button(action: {
                // Closure will be called once user taps your button
                print(self.$text)
            }) {
                Text("SEND")
            }
        }
    }
}

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