使用mpvue作为框架，引入第三方的ui框架 vant-weapp

vant-weapp: https://github.com/youzan/vant-weapp

下载vant-weapp的资源:https://github.com/youzan/vant-weapp.git

1、

2、

3、

4、全选复制

5、进入自己的项目的static文件夹

6、新建一个vant文件夹

7、把刚才复制的所有东西，丢进去

8、项目如图：

9、单个页面中创建main.json文件

10、使用的组件名称引入

{    "usingComponents": {        "van-button": "/static/vant/button/index",        "van-cell": "/static/vant/cell/index",        "van-cell-group": "/static/vant/cell-group/index",        "van-popup": "/static/vant/popup/index",        "van-datetime-picker": "/static/vant/datetime-picker/index",        "van-field": "/static/vant/field/index",        "van-picker": "/static/vant/field/index",        "van-dialog": "/static/vant/dialog/index",        "van-toast": "/static/vant/toast/index"    }}

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