{"image_url":null,"width":"100%","provider_url":"https://hatena.blog","published":"2016-02-20 02:20:15","title":"multer\u3067\u30d5\u30a1\u30a4\u30eb\u306e\u4fdd\u5b58\u5148\u3092\u52d5\u7684\u306b\u751f\u6210\u3059\u308b\uff20Node.js","blog_title":"tanakahda\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u624b\u5e33","url":"https://tanakahda.hateblo.jp/entry/2016/02/20/022015","blog_url":"https://tanakahda.hateblo.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftanakahda.hateblo.jp%2Fentry%2F2016%2F02%2F20%2F022015\" title=\"multer\u3067\u30d5\u30a1\u30a4\u30eb\u306e\u4fdd\u5b58\u5148\u3092\u52d5\u7684\u306b\u751f\u6210\u3059\u308b\uff20Node.js - tanakahda\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u624b\u5e33\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["Node.js"],"provider_name":"Hatena Blog","height":"190","version":"1.0","type":"rich","author_url":"https://blog.hatena.ne.jp/tanakahda/","author_name":"tanakahda","description":"var storage = multer.diskStorage({ /** * \u4fdd\u5b58\u5148\u3092\u5909\u66f4\u3057\u307e\u3059\u3002 */ destination: function (req, file, cb) { console.log(req.body.dir_name); var dir = 'uploads/' + req.body.dir_name; var fs = require('fs'); fs.mkdir(dir); cb(null, dir); }, /** * \u30d5\u30a1\u30a4\u30eb\u540d\u3092\u5909\u66f4\u3057\u307e\u3059\u3002 */ filename: function (req, file, cb) { cb(null, file.f\u2026"}