How to introduce templates into WeChat mini programs

Methods for introducing templates into WeChat mini-programs:

First method: Import through import

<!-- currency.wxml -->
<!-- 首先创建一个currency项目，里面放的是你要引入的内容 -->
<template name="shopCase">
    <view class="shopCase" wx:for="{{data}}" wx:key="{{index}}"><!-- data为自定义 接收父页面传入的数据 -->
        <text class="shopCase-price">￥{{item.price}}</text>
    </view>
</template>
<template name="howe">
  <text>在index页面，is那个name，才会引入哪个<text/>
<template/>

<!-- index.wxml -->
<import src="../components/currency/currency.wxml"/>
<!-- 在所要应用的页面导入路径 -->
<template is="shopCase" data="{{data:shoping}}"><template/>
<!-- 将js里名为shoping的数据 赋给data -->

Second method: Import through include

include can introduce the entire code of the target file except