微信小程序选项卡页面切换

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选项卡效果切换如下：滑动即可对应切换

wxml代码

<view class='TabSwiper'>
    <view class='tab  {{currentData == 0 ? "tabBorer" : ""}}'  data-current = "0" bindtap='checkCurrent'>游戏</view>
    <view class='tab  {{currentData == 1 ? "tabBorer" : ""}}'  data-current = "1" bindtap='checkCurrent'>专题</view>
    <view class='tab  {{currentData == 2 ? "tabBorer" : ""}}'  data-current = "2" bindtap='checkCurrent'>挑战</view>
</view>
<swiper current="{{currentData}}" class='swiper' style="height:600px;" duration="300" bindchange="bindchange">
  <swiper-item><view class='swiper_con'>1.游戏</view></swiper-item> 
  <swiper-item><view class='swiper_con'>2.专题</view></swiper-item>
  <swiper-item><view class='swiper_con'>3.挑战</view></swiper-item>  
</swiper>

wxss代码：

.tab{
   float: left;
   width: 33.3333%;
   text-align: center;padding: 10rpx 0;
 }
.TabSwiper{  
  width: 100%;
  height: 150rpx;
  line-height: 150rpx;
  display: flex;
  flex-direction: row;
  background-color: rgb(248, 248, 248);
  }
.tabBorer{
   border-bottom: 1px solid blue; 
   color: blue;
}
.swiper{
  width: 100%;
}
.swiper_con{
  text-align: center;
  width: 100%; 
  height: 100%; 
  padding: 80rpx 0;
}

js代码：

Page({
  data: {
    currentData: 0,
  },
  //获取当前滑块的index
  bindchange: function (e) {
    const that = this;
    that.setData({
      currentData: e.detail.current
    })
  },
  onLoad: function () {
  },

  //点击切换，滑块index赋值
  checkCurrent: function (e) {
    const that = this;

    if (that.data.currentData === e.target.dataset.current) {
      return false;
    } else {

      that.setData({
        currentData: e.target.dataset.current
      })
    }
  }


})