> For the complete documentation index, see [llms.txt](https://gitbook.prlrr.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gitbook.prlrr.com/cheng-xu-ren-sheng/todo/nvm-quickstart.md).

# nvm快速入门

> [Node Version Manager - POSIX-compliant bash script to manage multiple active node.js versions](https://github.com/nvm-sh/nvm)

## 下载并配置

* 下载安装脚本并运行

```bash
curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.3/install.sh | bash
```

* NVM配置国内镜像

```
export NVM_NODEJS_ORG_MIRROR=http://npm.taobao.org/mirrors/node
```

* 刷新环境变量

```bash
source ~/.bash_profile
```

* 检测是否安装成功

```bash
command -v nvm
```

* 升级 nvm

```bash
(
  cd "$NVM_DIR"
  git fetch --tags origin
  git checkout `git describe --abbrev=0 --tags --match "v[0-9]*" $(git rev-list --tags --max-count=1)`
) && \. "$NVM_DIR/nvm.sh"
```

## 基本用法

* 下载最新版本

```bash
nvm install node
```

* 下载指定版本

```bash
nvm install 8
```

* 列出全部远程可用版本

```bash
nvm ls-remote
```

> `nvm ls available`

* 使用最新版本

```bash
nvm use node
```

* 使用指定版本

```bash
nvm use 8
```

* 列出已安装版本

```bash
nvm ls
```

## npm 镜像

* 临时使用

```bash
npm install gitbook -g --registry https://registry.npm.taobao.org
```

* 永久使用

```bash
npm config set registry https://registry.npm.taobao.org
```

* 恢复使用

```bash
npm config set registry https://registry.npmjs.org
```

* 当前镜像

```bash
npm config get registry
```

## fad

* nvm is not compatible with the npm config "prefix" option: currently set to ""

## 参考资料

* [使用 nvm 管理不同版本的 node 与 npm](https://www.runoob.com/w3cnote/nvm-manager-node-versions.html)
* [nvm使用taobao镜像](https://segmentfault.com/a/1190000020149792)
* [npm太慢， 淘宝npm镜像使用方法](https://blog.csdn.net/quuqu/article/details/64121812)
* [解决 nvm is not compatible with the npm config "prefix"](https://juejin.im/post/6844904006511230990)