Node.js
Node.js 是一個軟體語言
安裝 NVM (Node Version Manager)
使用 brew
安裝 NVM
$ brew install nvm
將下列指令加入 .bash_profile
(或 .bashrc
)檔案
export NVM_DIR=~/.nvm
source $(brew --prefix nvm)/nvm.sh
重新載入 .bash_profile
設定
$ source .bash_profile
測試 nvm 指令
kejyun@KeJyundeMBP:~$ nvm
Node Version Manager
Usage:
nvm help Show this message
nvm --version Print out the latest released version of nvm
nvm install [-s] <version> Download and install a <version>, [-s] from source. Uses .nvmrc if available
nvm uninstall <version> Uninstall a version
nvm use <version> Modify PATH to use <version>. Uses .nvmrc if available
nvm run <version> [<args>] Run <version> with <args> as arguments. Uses .nvmrc if available for <version>
nvm current Display currently activated version
nvm ls List installed versions
nvm ls <version> List versions matching a given description
nvm ls-remote List remote versions available for install
nvm deactivate Undo effects of `nvm` on current shell
nvm alias [<pattern>] Show all aliases beginning with <pattern>
nvm alias <name> <version> Set an alias named <name> pointing to <version>
nvm unalias <name> Deletes the alias named <name>
nvm reinstall-packages <version> Reinstall global `npm` packages contained in <version> to current version
nvm unload Unload `nvm` from shell
nvm which [<version>] Display path to installed node version. Uses .nvmrc if available
Example:
nvm install v0.10.32 Install a specific version number
nvm use 0.10 Use the latest available 0.10.x release
nvm run 0.10.32 app.js Run app.js using node v0.10.32
nvm exec 0.10.32 node app.js Run `node app.js` with the PATH pointing to node v0.10.32
nvm alias default 0.10.32 Set default node version on a shell
Note:
to remove, delete, or uninstall nvm - just remove ~/.nvm, ~/.npm, and ~/.bower folders
使用 NVM 安裝 Node.js
找出目前所有可安裝的 Node.js 版本
$ nvm ls-remote
v0.11.8
v0.11.9
v0.11.10
v0.11.11
v0.11.12
v0.11.13
v0.11.14
v0.11.15
v0.11.16
安裝 Node.js (0.11.16)
$ nvm install 0.11.16
指定nvm使用的 Node.js版本
nvm use 0.11.16
預設使用 0.11.16 版本,否則每次重新連線登入,還需要重新 nvm use 一次
nvm alias default 0.11.16
列出所有安裝的版本
$ nvm ls
-> v0.11.16
default -> 0.11.16 (-> v0.11.16)
unstable -> 0.11 (-> v0.11.16) (default)
測試 Node.js
$ node -v
v0.11.16
測試 npm
$ npm -v
2.3.0