{"id":1627,"date":"2021-12-30T21:34:18","date_gmt":"2021-12-30T12:34:18","guid":{"rendered":"https:\/\/dalomo.net\/blog\/?p=1627"},"modified":"2021-12-31T23:51:08","modified_gmt":"2021-12-31T14:51:08","slug":"%e7%b0%a1%e6%98%93%e6%8e%b2%e7%a4%ba%e6%9d%bf%e3%82%92%e4%bd%9c%e3%82%8a%e3%81%9f%e3%81%84%e3%80%81node-jsexpress%e3%81%a7-%e2%91%a3-nodebbs-msg%e3%81%a7%e5%8f%96%e5%be%97%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"https:\/\/dalomo.net\/blog\/2021\/12\/30\/1627\/","title":{"rendered":"\u7c21\u6613\u63b2\u793a\u677f\u3092\u4f5c\u308a\u305f\u3044\u3001node.js+express\u3067 \u2463\/nodebbs\/msg\u3067\u53d6\u5f97\u3059\u308b"},"content":{"rendered":"

\u53d6\u5f97<\/h1>\n

\u540c\u4e00URL\u3067\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u3088\u3046\u306b\u3059\u308b\u3002\u3055\u3063\u304d\u3053\u306eURL\u306fPOST\u30e1\u30bd\u30c3\u30c9\u3060\u3068\u6295\u7a3f\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u305f\u3051\u3069\u3001\u4eca\u5ea6\u306fGET\u30e1\u30bd\u30c3\u30c9\u3067JSON\u3092\u53d6\u5f97\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002\u305d\u3093\u3067\u305d\u306e\u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3092\u3082\u3068\u306b\u3001\u6295\u7a3f\u3092\u30da\u30fc\u30b8\u306b\u8868\u793a\u3059\u308c\u3070\u826f\u3044\u306f\u305a\u3002<\/p>\n

GET \/nodebbs\/msg<\/h2>\n

log.json\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067JSON\u6587\u5b57\u5217\u5f62\u5f0f\u306b\u5909\u63db\u3057\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3059\u3002<\/p>\n

const obj = JSON.parse('[' + fs.readFileSync('log.json', 'utf8') + ']')<\/pre>\n
log.json\u306f\u3061\u3083\u3093\u3068\u3057\u305fJSON\u5f62\u5f0f\u3067\u306f\u306a\u3044\u306e\u3067\u305d\u306e\u307e\u307e\u8aad\u307f\u8fbc\u3082\u3046\u3068\u3059\u308b\u3068\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u3002\u306a\u306e\u3067\u914d\u5217\u3092\u8868\u3059[]\u3092\u3064\u3051\u3066JSON.parse\u306b\u6d41\u3057\u3066\u3042\u3052\u308b\u3002<\/p>\n
https:\/\/nodejs.org\/api\/fs.html#fsreadfilesyncpath-options<\/a><\/p>\n
https:\/\/developer.mozilla.org\/ja\/docs\/Web\/JavaScript\/Reference\/Global_Objects\/JSON\/parse<\/a><\/p>\n
express\u306b\u306fJSON\u5f62\u5f0f\u3067\u8fd4\u3059\u3068\u3044\u3046\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u3063\u305f\u306e\u3067\u305d\u308c\u3092\u4f7f\u3046<\/p>\n
 res.json(obj)<\/pre>\n
https:\/\/expressjs.com\/ja\/4x\/api.html#res.json<\/a><\/p>\n
\u3068\u308a\u3042\u3048\u305a\u5168\u90e8\u8fd4\u3059\u3088\u3046\u306b\u3057\u305f\u3002\u5168\u90e8\u8fd4\u3059\u306a\u3089\u4e00\u65e6\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5909\u63db\u305b\u3093\u3067\u3082log.json\u306b[]\u3064\u3051\u305f\u6587\u5b57\u5217\u305d\u306e\u307e\u307e\u8fd4\u305b\u3070\u3044\u30fc\u3058\u3083\u3093\u3068\u3082\u601d\u3063\u305f\u3051\u3069\u3001\u5f8c\u3067\u7bc4\u56f2\u6307\u5b9a\u3068\u304b\u3067\u304d\u305f\u3089\u3057\u305f\u3044\u306a\u3068\u601d\u3063\u305f\u306e\u3067\u3053\u3046\u3057\u305f\u3002\u3053\u3053\u307e\u3067\u3084\u308b\u3068<\/p>\n
https:\/\/dalomo.net\/nodebbs\/msg<\/a><\/p>\n
\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068JSON\u304c\u8fd4\u3063\u3066\u304f\u308b\u3002\u305f\u3060\u3053\u308cexpress5.x\u7cfb\u3060\u3068\u524a\u9664\u3055\u308c\u308b\u30e1\u30bd\u30c3\u30c9\u3089\u3057\u3044\u3002<\/p>\n
Javascript\u3067API\u3092\u53e9\u304d\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u30da\u30fc\u30b8\u306b\u53cd\u6620\u3059\u308b<\/h2>\n
https:\/\/news.mynavi.jp\/techplus\/article\/zerojavascript-8\/<\/a><\/p>\n
\u3053\u3061\u3089\u3092\u53c2\u8003\u306b<\/p>\n
\n
  \u00a0 <script>\r\n  \u00a0 \u00a0 \u00a0 fetch('https:\/\/dalomo.net\/nodebbs\/msg')\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 .then(res => res.json())\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 .then(data => contents(data));\r\n\r\n  \u00a0 \u00a0 \u00a0 function contents(data) {\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 let s = ''\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 for (let row of data) {\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 s += `\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <p>${row['msg']}<\/p>\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <p>\u540d\u524d:${row['name']} \u65e5\u6642: ${row['dt']}<\/p>\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <hr>\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 `\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 var contents = document.getElementById('contents')\r\n  \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 contents.innerHTML = s\r\n  \u00a0 \u00a0 \u00a0 }\r\n\u00a0 \u00a0 <\/script><\/pre>\n<\/div>\n
fetch\u3067API\u306b\u30a2\u30af\u30bb\u30b9\u3002res.json()\u3067\u30ec\u30b9\u30dd\u30f3\u30b9\u3092JSON\u5f62\u5f0f\u306b\u3002\u305d\u306e\u30c7\u30fc\u30bf\u3092contents\u95a2\u6570\u306b\u6e21\u3057\u3066\u5185\u5bb9\u3092\u4f5c\u308b\u3002<\/p>\n
for\u5206\u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u305d\u308c\u305e\u308c\u306e\u30c7\u30fc\u30bf\u3092HTML\u306b\u3057\u3066\u304f\u3002${ }\u3068\u3044\u3046\u306e\u304c\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u30fc\u3068\u3057\u3066\u4f7f\u3048\u308b\u3089\u3057\u3044\u3002\u521d\u3081\u3066\u77e5\u3063\u305f\u3002<\/p>\n
https:\/\/developer.mozilla.org\/ja\/docs\/Web\/JavaScript\/Reference\/Template_literals<\/a><\/p>\n
\u3067\u304d\u305fHTML\u5206\u3092contents\u5185\u306b\u914d\u7f6e\u3057\u3066\u5b8c\u4e86\u3002\u3053\u308c\u306f\u524d\u3082\u3084\u3063\u305f\u306a\u3002\u30c7\u30fc\u30e2\u30f3\u5316<\/a>\u3057\u3066\u304a\u304f\u3002<\/p>\n
https:\/\/dalomo.net\/nodebbs\/<\/a><\/p>\n
\u3067\u304d\u305f\uff01\u305f\u3060\u4eca\u306e\u307e\u307e\u3060\u3068\u8106\u5f31\u6027\u3042\u308a\u3042\u308a\u3067\u304a\u3063\u304b\u306a\u3044\u51fa\u6765\u3060\u3068\u601d\u3046\u306e\u3067\u3001\u3069\u30fc\u3057\u305f\u3082\u3093\u304b\u306a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u53d6\u5f97 \u540c\u4e00URL\u3067\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u3088\u3046\u306b\u3059\u308b\u3002\u3055\u3063\u304d\u3053\u306eURL\u306fPOST\u30e1\u30bd\u30c3\u30c9\u3060\u3068\u6295\u7a3f\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u305f\u3051\u3069\u3001\u4eca\u5ea6\u306fGET\u30e1\u30bd\u30c3\u30c9\u3067JSON\u3092\u53d6\u5f97\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002\u305d\u3093\u3067\u305d\u306e\u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3092\u3082\u3068\u306b\u3001\u6295\u7a3f\u3092\u30da\u30fc\u30b8\u306b\u8868\u793a … \u7d9a\u304d\u3092\u8aad\u3080 →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[132,130,157],"class_list":["post-1627","post","type-post","status-publish","format-standard","hentry","category-8","tag-express","tag-node-js","tag-157"],"_links":{"self":[{"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/posts\/1627","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/comments?post=1627"}],"version-history":[{"count":2,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/posts\/1627\/revisions"}],"predecessor-version":[{"id":1633,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/posts\/1627\/revisions\/1633"}],"wp:attachment":[{"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/media?parent=1627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/categories?post=1627"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/tags?post=1627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}