<view class="table">
 <view class="tr bg-w">
 <view class="th">head1</view>
 <view class="th">head2</view>
 <view class="th ">head3</view>
 </view>
 <block wx:for="{{listData}}" wx:key="{[code]}">
 <view class="tr bg-g" wx:if="{{index % 2 == 0}}">
 <view class="td">{{item.code}}</view>
 <view class="td">{{item.text}}</view>
 <view class="td">{{item.type}}</view>
 </view>
 <view class="tr" wx:else>
 <view class="td">{{item.code}}</view>
 <view class="td">{{item.text}}</view>
 <view class="td">{{item.type}}</view>
 </view>
 </block>
</view>

.table {
 border: 0px solid darkgray;
}
.tr {
 display: flex;
 width: 100%;
 justify-content: center;
 height: 3rem;
 align-items: center;
}
.td {
 width:40%;
 justify-content: center;
 text-align: center;
}
.bg-w{
 background: snow;
}
.bg-g{
 background: #E6F3F9;
}
.th {
 width: 40%;
 justify-content: center;
 background: #3366FF;
 color: #fff;
 display: flex;
 height: 3rem;
 align-items: center;
}

Page({
 data: {
 listData:[
 {"code":"01","text":"text1","type":"type1"},
 {"code":"02","text":"text2","type":"type2"},
 {"code":"03","text":"text3","type":"type3"},
 {"code":"04","text":"text4","type":"type4"},
 {"code":"05","text":"text5","type":"type5"},
 {"code":"06","text":"text6","type":"type6"},
 {"code":"07","text":"text7","type":"type7"}
 ]
 },
 onLoad: function () {
 console.log('onLoad') 
 }

})