1、在内建终端中打开

Windows PowerShell
版权所有 (C) Microsoft Corporation。保留所有权利。尝试新的跨平台 PowerShell https://aka.ms/pscore6PS C:\Users\dgq\WeChatProjects\miniprogram-1>

2、npm init -y

PS C:\Users\dgq\WeChatProjects\miniprogram-1> npm init -y
Wrote to C:\Users\dgq\WeChatProjects\miniprogram-1\package.json:{"name": "miniprogram-1","version": "1.0.0","description": "","main": ".eslintrc.js","scripts": {"test": "echo \"Error: no test specified\" && exit 1"},"keywords": [],"author": "","license": "ISC"
}

3、Vant Weapp

Vant Weapp：https://vant-ui.github.io/vant-weapp/#/home

4、通过 npm 安装

PS C:\Users\dgq\WeChatProjects\miniprogram-1> npm i @vant/weappadded 1 package in 3s

5、构建 npm