Node.js 基础命令


node -v

C:\Users\dell\Desktop\node>node -e "console.log('hello word')";
hello word

C:\Users\dell\Desktop\node>node
> console.log("haha")
haha
undefined
>

第一行执行结果,第二行返回值


如果乱码,用utf-8


C:\Users\dell\Desktop\node>
C:\Users\dell\Desktop\node>npm install -g supervisor
C:\Users\dell\AppData\Roaming\npm\node-supervisor -> C:\Users\dell\AppData\Roami
ng\npm\node_modules\supervisor\lib\cli-wrapper.js
C:\Users\dell\AppData\Roaming\npm\supervisor -> C:\Users\dell\AppData\Roaming\np
m\node_modules\supervisor\lib\cli-wrapper.js
supervisor@0.10.0 C:\Users\dell\AppData\Roaming\npm\node_modules\supervisor

C:\Users\dell\Desktop\node>




C:\Users\dell\Desktop\node>supervisor nodedemo.js

Running node-supervisor with
  program 'nodedemo.js'
  --watch '.'
  --extensions 'node,js'
  --exec 'node'

Starting child process with 'node nodedemo.js'
Watching directory 'C:\Users\dell\Desktop\node' for changes.
Press rs for restarting the process.
Confiugre: host=192.168.1.18, port=8080
Server created: [object Object]
crashing child
Starting child process with 'node nodedemo.js'
Confiugre: host=192.168.1.18, port=8080
Server created: [object Object]
crashing child
Starting child process with 'node nodedemo.js'
Confiugre: host=192.168.1.18, port=8080
Server created: [object Object]


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