layui中使用form表单监听ajax异步验证注册的实例

2019年9月7日06:12:28 发表评论 34 views

流行的框架layui中的一个小案例、就是form表单监控提交并且使用ajax异步提交验证数据。在layui中我们想使用哪个模块就要layui.use('form',function{});这种形式要引用form内置模板,下面是HTML全部代码

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<!DOCTYPE html>
<html>
<head>
 <meta charset="utf-8">
 <title>注册</title>
 <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
 <meta name="keywords" content="雷小天">
 <meta name="description" content="雷小天博客-layui中使用form表单监听异步验证注册">
 <link rel="stylesheet" href="__RES__/layui/css/layui.css" rel="external nofollow" >
 <link rel="stylesheet" href="__RES__/css/global.css" rel="external nofollow" >
</head>
<body>
<div class="fly-header layui-bg-black">
 <div class="layui-container">
 <a class="fly-logo" href="{:U('device/getinfo')}" rel="external nofollow" >
  <img src="__RES__/images/logo.png" alt="layui">
 </a>
 
 <ul class="layui-nav fly-nav-user">
  <!-- 未登入的状态 -->
  <li class="layui-nav-item">
  <a class="iconfont icon-touxiang layui-hide-xs" href="user/login.html" rel="external nofollow" ></a>
  </li>
  <li class="layui-nav-item">
  <a href="{:U('device/login')}" rel="external nofollow" rel="external nofollow" >登入</a>
  </li>
  <li class="layui-nav-item">
  <a href="javascript::void;" rel="external nofollow" >注册</a>
  </li>
  
 </ul>
 </div>
</div>
<div class="layui-container fly-marginTop">
 <div class="fly-panel fly-panel-user" pad20>
 <div class="layui-tab layui-tab-brief" lay-filter="user">
  <ul class="layui-tab-title">
  <li><a href="{:U('device/login')}" rel="external nofollow" rel="external nofollow" >登入</a></li>
  <li class="layui-this">注册</li>
  </ul>
  <div class="layui-form layui-tab-content" id="LAY_ucm" style="padding: 20px 0;">
  <div class="layui-tab-item layui-show">
   <div class="layui-form layui-form-pane">
   <form method="post">
    <div class="layui-form-item">
    <label for="L_username" class="layui-form-label">手机</label>
    <div class="layui-input-inline">
    <input type="text" id="signuppassdata" name="phone" required lay-verify="required" autocomplete="off" class="layui-input">
    </div>
    </div>
    <div class="layui-form-item">
    <label for="L_username" class="layui-form-label">卡号</label>
    <div class="layui-input-inline">
     <input type="text" id="cardno" name="cardno" required lay-verify="required" autocomplete="off" class="layui-input">
    </div>
    </div>
    <div class="layui-form-item">
    
    <button class="layui-btn" type="submit" lay-filter="reg" lay-submit="" id="signuppass" >立即注册</button>
    </div>
    
   </form>
   </div>
  </div>
  </div>
 </div>
 </div>
</div>
<div class="fly-footer">
 <p>开门社区 2018 © <a href="http://www.100txy.com/" rel="external nofollow" target="_blank">100txy.com 出品</a></p>
 <p><a href="JavaScript::void;" rel="external nofollow" target="_blank">雷小天博客</a></p>
</div>
<script src="__PUBLIC__/mobile/js/jquery.js"></script>
<script src="__RES__/layui/layui.js"></script>
<script>
//监听提交
layui.use('form', function(){
 var form = layui.form;
 form.on('submit(reg)', function(data){
 // layer.msg(JSON.stringify(data.field));//弹出json格式所有表单的值
 var phone=data.field.phone;
 var cardno=data.field.cardno;
 if(phone.length!=11){
  layer.msg('请输入有效的手机号码', {icon: 2});
  return false;
 }
 var myreg = /^(((13[0-9]{1})|(15[0-9]{1})|(18[0-9]{1}))+\d{8})$/;
 if(!myreg.test(phone)){
  layer.msg('请输入有效的手机号码', {icon: 2});
  return false;
 }
 if(cardno.length!=8){
  layer.msg('请输入有效的卡片内码!', {icon: 2});
  return false;
 }
 $.ajax({
  type:"POST",
  url:"index.php?m=Home&c=Device&a=ajax_reg",
  data:"phone="+phone+"&cardno="+cardno,
  dataType:"json",
  success:function(data){
  if(data.status=='yes'){
   layer.msg('注册成功!', {icon: 1});
   var url = "{:U('device/getinfo')}"; //成功跳转的url
   setTimeout(window.location.href=url,2000);
  }else{
   layer.msg(data.msg, {icon: 2});
  }
  },
 });
 return false;
 });
});
</script>
</body>
</html>

下面是ajax_reg逻辑方面,这是我的业务逻辑大家没必要照搬,知道怎么用就行了

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//表单异步提交
 public function ajax_reg(){
 if(isset($_POST['phone'])&&isset($_POST['cardno'])){
  $roomnostr = M("userinfo")->where(array('cardno'=>$_POST['cardno']))->getField('roomno');
  if(!$roomnostr){
   echo json_encode(array('status'=>'no','msg'=>'无效的卡片内码,请联系管理员!'));
   exit();
  }
  $wechatinfo=$_SESSION['wechatinfo'];
  if(!$wechatinfo){
   echo json_encode(array('status'=>'no','msg'=>'页面已过期请重新扫码进入!'));
   exit();
  }
  $result= M("weixin")->where(array('openid'=>$wechatinfo['openid']))->field('is_signup,area_id')->find();
  $areaArr=explode('-',$result['area_id']);
  // $result=M("weixin")->getFieldByOpenid($_POST['openid'],'is_signup');
  if(isset($result)&&$result['is_signup']==1){//如果注册过一次下次只更新门区
  $new_area=$roomnostr;
   $reg=M("weixin")->where(array('openid'=>$wechatinfo['openid']))->save(array('area_id'=>$new_area));
   echo json_encode(array('status'=>'no','type'=>'signuppass','msg'=>'你已注册为该门区的租户,请勿重复注册!'));
   exit();
  }else{
  $data=array(
   'is_signup'=>1,
   'phone'=>$_POST['phone'],
   'openid'=>$wechatinfo['openid'],
   'nickname'=>$wechatinfo['nickname'],
   'sex'=>$wechatinfo['sex'],
   'headimgurl'=>$wechatinfo['headimgurl'],
   'area_id'=>$roomnostr,
   'regtime'=>time(),
   'cardno'=>$_POST['cardno'],
  );
  $reg=M("weixin")->add($data);
  if($reg){
   echo json_encode(array('status'=>'yes','msg'=>'恭喜你,注册成功!'));
  }
  }
 }
 }

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