fs mkdir 新建目录

• fs.mkdir(path, [,options], callback) 新建目录
• path 路径
• options {recursive: 递归，默认false, mode: 权限，默认0777}
• callback() 无参

const fs = require('fs')
const path = './life/live'
const options = { recursive: true }
const callback = (err) => {
  console.error(err)
}

fs.mkdir(path, options, callback())

fs.readdir 读取目录下文件

• fs.readdir(path, callback(err, files)) 读取目录下文件
• path 路径
• callback(err, files) 回调

const fs = require('fs')
const path = './'
const callback = (err, files) => {
  files.forEach(item => {
    console.log(item)
  })
}
fs.readdir(path, callback)

fs.rmdir 删除目录

• fs.rmdir(path, callback(err)) 删除目录
• path 路径
• callback(err) 回调

const fs = require('fs')
const path = './life'
const callback = (err) => {
  console.error(err)
}

fs.rmdir(path, callback)