Check url is file
npm install check-file 
https://www.npmjs.com/package/check-file
sh
npm install check-file -S
`$3
js
const checkFile = require('check-file')
`$3
js
if (checkFile('file.jpg')) console.log('File found!')
`$3
js
const url_list = [
"file.jpg",
"file.jpeg",
"file.html",
"http://asdasjjpgnpm",
"mpeg.adsa.png.net",
"h.png.mpge",
"h.png.mpg",
"a.middleware"
]url_list.map(checkFile)
`#### Returns:
js
[true, true, false, false, false, false, true, false]
`$3
js
const url_list = [
"file.jpg",
"file.jpeg",
"file.html",
"http://asdasjjpgnpm",
"mpeg.adsa.png.net",
"h.png.mpge",
"h.png.mpg",
"a.middleware"
]url_list.find(checkFile)
`#### Returns:
js
[
"file.jpg",
"file.jpeg",
"h.png.mpg",
]
`$3
js
if (!checkFile('file.jpg', ['png'])) console.log('Not png found!')
`
$3
js
const url_list = [
"file.jpg",
"file.jpeg",
"file.html",
"http://asdasjjpgnpm",
"mpeg.adsa.png.net",
"h.png.mpge",
"h.png.mpg",
"a.middleware"
]const extensions = [
'jpg',
'jpeg'
]
url_list.map(file => checkFile(file, extensions))
`##### Return:
js
[
"file.jpg",
"file.jpeg"
]
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