<view class="tab"> 
<view class="tab-left" bindtap="tabFun"> 
 <view class="{{tabArr.curHdIndex=='0'? 'active' : ''}}" id="tab-hd01" data-id="0">tab-hd01</view> 
 <view class="{{tabArr.curHdIndex=='1'? 'active' : ''}}" id="tab-hd02" data-id="1">tab-hd01</view> 
 <view class="{{tabArr.curHdIndex=='2'? 'active' : ''}}" id="tab-hd03" data-id="2">tab-hd01</view> 
 <view class="{{tabArr.curHdIndex=='3'? 'active' : ''}}" id="tab-hd04" data-id="3">tab-hd01</view> 
</view> 

<view class="tab-right"> 
 <view class="right-item {{tabArr.curBdIndex=='0'? 'active' : ''}}">tab-bd01</view> 
 <view class="right-item {{tabArr.curBdIndex=='1'? 'active' : ''}}">tab-bd02</view> 
 <view class="right-item {{tabArr.curBdIndex=='2'? 'active' : ''}}">tab-bd03</view> 
 <view class="right-item {{tabArr.curBdIndex=='3'? 'active' : ''}}">tab-bd04</view> 
</view> 
</view>

Page( { 
data: { 
 tabArr: { 
  curHdIndex: 0, 
  curBdIndex: 0 
 }, 
}, 
tabFun: function(e){ 
 //获取触发事件组件的dataset属性 
 var _datasetId=e.target.dataset.id; 
 console.log("----"+_datasetId+"----"); 
 var _obj={}; 
 _obj.curHdIndex=_datasetId; 
 _obj.curBdIndex=_datasetId; 
 this.setData({ 
  tabArr: _obj 
 }); 
}, 
onLoad: function( options ) { 
 alert( "------" ); 
} 
});

.tab{ 
 display: flex; 
 flex-direction: row; 
} 
.tab-left{ 
 width: 200rpx; 
 line-height: 160%; 
 border-right: solid 1px gray; 
} 
.tab-left view{ 
 border-bottom: solid 1px red; 
} 
.tab-left .active{ 
 color: #f00; 
} 
.tab-right{ 
 line-height: 160%; 
} 
.tab-right .right-item{ 
 padding-left: 15rpx; 
 display: none; 
} 
.tab-right .right-item.active{ 
 display: block; 
}