安装treeJS步骤

1下载treejs安装包在vc里面打开，

examples继承终端里面打开

（1）报警问题

npm install yarn报警：下载node.js安装包安装重启VC

npm install 安装依赖库报警：看提示如果显示版本需要7以上执行下面的命令：

npm install uuid@7.0.3 -g

报警

npm ERR! code ECONNRESET

npm ERR! syscall read

npm ERR! errno ECONNRESET

npm ERR! network request to https://registry.npmjs.org/uuid failed, reason: read ECONNRESET

npm ERR! network This is a problem related to network connectivity.

npm ERR! network In most cases you are behind a proxy or have bad network settings.

npm ERR! network

npm ERR! network If you are behind a proxy, please make sure that the

npm ERR! network 'proxy' config is set properly.  See: 'npm help config'

npm ERR! A complete log of this run can be found in:

npm ERR!     C:\Users\gonglinjin\AppData\Local\npm-cache\_logs\2023-03-15T05_56_11_627Z-debug-0.log

却换源：

npm install --registry=https://registry.npm.taobao.org

npm run dev跑treeJS