输入电话号码的区号和八位数主体号码,下面的Label实时更新最新的输入,如果区号为3位数,点击按钮,按钮名字变成“变!”
Ps:目前还不会,同时满足上面两位,下面三位的的约束,以后会更新的
文件名:ViewController.swift
//
// ViewController.swift
// RxSwiftTest
//
// Created by travey on 2018/11/5.
// Copyright © 2018年 ZhouShijie. All rights reserved.
//
import UIKit
import RxSwift
import RxCocoa
import SnapKit
class ViewController: UIViewController {
var textField1: UITextField!
var textField2: UITextField!
var label: UILabel!
var btn: UIButton!
let disposeBag = DisposeBag()
override func viewDidLoad() {
textField1 = UITextField()
textField2 = UITextField()
label = UILabel()
btn = UIButton()
textField1.layer.borderWidth = 1
textField2.layer.borderWidth = 1
label.textAlignment = .center
btn.setTitle("点我", for: .normal)