nodejs之fs循环遍历判断一个资源是目录还是文件

Author：逸云先生
发布时间：October 11, 2020
1009 views
No comments
1278 words
Categories： node

**目录结构：**

- www // 文件夹
  - test // 文件夹
  - a.txt
- index.js

</div>

定义一个isDir方法判断一个资源是目录还是文件

获取wwwroot里面所有的资源 循环遍历

````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````
const fs = require('fs')

function isDir(path) {

return new Promise((resolve, reject) => {
fs.stat(path, (err, stats) => {

if (err) {

console.log(err)

reject(err)

return

}

if (stats.isDirectory()) {

resolve(true)

} else {

resolve(false)

}

})

}

function main() {

let path = './www'

let pathData = []

fs.readdir(path, async (err, data) => {
if (err) {

console.log(err)

return

}

for (var i = 0; i < data.length; i++) {

const el = data[i]

// console.log(el, await isDir('./www/' + el))

if (await isDir('./www/' + el)) {

pathData.push(el)

}

console.log(pathData)
})

}

main()
````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````

Last modification：September 5, 2023