小程序实现tab标签页

<view wx:if="{{userType==0}}" style="height:100%">
 <view class="tab_box" style="width: 100%">
  <view class="tabs_v">
  <block wx:for="{{tabs}}" wx:for-item="item" wx:key="index">
   <view class="tab_v {{index<1?'tab_nature':'tab_course'}}" bindtap='changeCurrentTab_' data-index='{{index}}'
   data-current='{{index}}'>
   <text class="tab_txt {{currentTab==index? 'tab_v_active' : ''}}">{{item.label}}</text>
   </view>
  </block>
  </view>
 </view>
 <!-- tab 容器 -->
 <view class="tabWrap">
  <swiper class="" current="{{currentTab}}" duration="300" bindchange="swiperTab" style="width:100%;height:100%;">
  <!-- 页面1 -->
  <block>
   <swiper-item style="width:100%;height:100%;">
   <view class="" style="width:100%;height:100%;">
    <scroll-view style="width:100%;height:100%;" scroll-y="true" bindscrolltolower='scrollToLower'
    bindscrolltoupper='scrollToUpper' lower-threshold='30' upper-threshold='30'>
    <view style="width:100%;height:auto;">
     页面1
    </view>
    </scroll-view>
   </view>
   </swiper-item>
  </block>
  <!-- 页面2 -->
  <block>
   <swiper-item style="width:100%;height:100%;">
   <view class="" style="width:100%;height:100%;">
    <scroll-view style="width:100%;height:100%;" scroll-y="true" bindscrolltolower='scrollToLower'
    bindscrolltoupper='scrollToUpper' lower-threshold='30' upper-threshold='30'>
    <view style="width:100%;height:auto;">
     页面2
    </view>
    </scroll-view>
   </view>
   </swiper-item>
  </block>
  </swiper>
 </view>
</view>

/* tab */
.tab_box{
 height: 50px;
 display: flex;
 flex-direction: row;
 background-color: #fff;
 border-bottom: 1px solid #E5E5E5;
 margin-bottom: 15px;
}
.tabs_v{
 width: 100%;
 display: flex;
 flex-direction: row;
 justify-content: space-between;
 align-items: center;
}
.tab_v{
 width: 50%;
 text-align: center;
}
.tab_txt{
 border-bottom: 2px solid transparent;
 padding-bottom: 14px;
 color: #999999;
}
.tab_v_active{
 border-bottom: 2px solid #00C6AC;
 color: #00C6AC;
 font-weight: bold;
}
/* 容器 */
.tabWrap{
 width: 100%;
 height: calc(100% - 67px);
 position: relative;
 border-bottom: 1px solid #e6e6e6;
}

Page({
 
 /**
 * 页面的初始数据
 */
 data: {
 tabs: [
  {label:'访客', index: 0},
  {label:'工作人员', index: 1}
 ],
 currentTab:0
 },
 /**
 * 生命周期函数--监听页面加载
 */
 onLoad: function (options) {
 },
 
 /**
 * 生命周期函数--监听页面初次渲染完成
 */
 onReady: function () {
 
 },
 
 /**
 * 生命周期函数--监听页面显示
 */
 onShow: function () {
 
 },
 
 // tab切换
 changeCurrentTab_(e){
 let that = this
 if (that.data.currentTab === e.currentTarget.dataset.current){
  return false
 }else{
  that.setData({ 
  currentTab: e.currentTarget.dataset.current
  })
 }
 },
 //滑动切换
 swiperTab: function (e) {
 var that = this;
 that.setData({
  currentTab: e.detail.current
 });
 }
})