编辑代码

//
// ContentView.swift
// LoginSwiftUI
// Created by Zhifeng Chen on 2020/8/1.
// Copyright  2020 Zhifeng Chen. All rightsreserved.
import SwiftUI

struct ContentView : View {
 @State var userName :String = ""
 @State var passWord : String =""

var body: some View {
VStack{
Text("欢迎使用找不同")
.font(.title)//字体大小为标题
·padding()//四周间隔
Divider()
.background(Color(.brown))// 背景色为brownImage(systemName:"person")//系统图像person
.resizable()// 允许改变图像尺寸
.frame(width:150,height:150)//尺寸改为 150*150.cornerRadius(50)// 圆角半径 50

VStack {
  TextField("请输入用户名",text: SuserName)
·padding()// 四周默认间隔
.padding(.leading,10)//前方间隔10
.background(Color(.lightGray))//背景色
·cornerRadius(15)//圆角半径15
TextField(”请输入密码",text: SpassWord)
.padding()//四周默认间隔
.padding(.leading,10)//前方间隔10
.background(Color(.lightGray))//背景色.cornerRadius(15)// 圆角半径 15
}
·padding()//四周默认间隔

Button(action:
print(”被点击了...”)
}, label: (Text(”登录")})
.padding()

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