{"description":"\u2160. \u306f\u3058\u3081\u306b \u30bf\u30a4\u30c8\u30eb\u306e\u901a\u308a\u300cNode.js \u3067\u975e\u540c\u671f\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5\u300d\u3067\u3059\u3002 \u2161. \u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0 main.js const fs = require('fs') const util = require('util') const readFile = util.promisify(fs.readFile).bind(util) (async () => { let str = await readFile('a.txt', 'utf8') console.log(str) })() a.txt \u3042\u3042\u3042 \u5b9f\u884c\u7d50\u679c $ node main.js \u3042\u3042\u3042 \u53c2\u8003 https://\u2026","blog_url":"https://kagasu.hatenablog.com/","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkagasu.hatenablog.com%2Fentry%2F2018%2F11%2F14%2F212237\" title=\"Node.js \u3067\u975e\u540c\u671f\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5 - \u5099\u5fd8\u9332\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","author_name":"kagasu","url":"https://kagasu.hatenablog.com/entry/2018/11/14/212237","version":"1.0","title":"Node.js \u3067\u975e\u540c\u671f\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5","height":"190","categories":["Node.js"],"image_url":null,"width":"100%","blog_title":"\u5099\u5fd8\u9332","author_url":"https://blog.hatena.ne.jp/kagasu/","published":"2018-11-14 21:22:37","provider_name":"Hatena Blog"}