{"id":1115,"date":"2019-12-27T12:03:26","date_gmt":"2019-12-27T03:03:26","guid":{"rendered":"https:\/\/www.goodambition.biz\/?p=1115"},"modified":"2019-12-27T12:03:26","modified_gmt":"2019-12-27T03:03:26","slug":"struggle-for-programming-31","status":"publish","type":"post","link":"https:\/\/www.goodambition.biz\/goodambition\/struggle-for-programming-31\/","title":{"rendered":"\u96e3\u3057\u3044\u3068\u8a55\u5224\uff01\u521d\u5fc3\u8005\u304cN\u4e88\u5099\u6821\u3067\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u5b66\u3093\u3060\u611f\u60f3\u3068\u5099\u5fd8\u9332\uff01<br>No.31\uff1a\u6295\u7a3f\u6a5f\u80fd\u306e\u5b9f\u88c5"},"content":{"rendered":"<h1>N\u4e88\u5099\u6821 \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b3\u30fc\u30b9 \u7b2c31\u56de<\/h1>\n<p>\u3042\u306a\u305f\u306f2019\u5e74\u306e\u76ee\u6a19\u3063\u3066\u7acb\u3066\u307e\u3057\u305f\u304b\uff1f<br 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\/>\n\u3000\u3000\u7ba1\u7406\u4eba\u306e\u6295\u7a3f\u3060\u3068\u308f\u304b\u308b<br \/>\n\u3000\u3000\u7ba1\u7406\u4eba\u306f\u5168\u3066\u306e\u6295\u7a3f\u3092\u524a\u9664\u3067\u304d\u308b<br \/>\n\u3000\u3000\u7ba1\u7406\u4eba\u306f\u3069\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u6295\u7a3f\u304b\u308f\u304b\u308b<br \/>\n\u2465 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\/>\n\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u3001\u5fc5\u8981\u306b\u306a\u308b\u306e\u304c\u6b21\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3059\u3002<\/p>\n<ul>\n<li>\/posts \u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3059\u308b<\/li>\n<li>\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\u3092\u884c\u3046\u30cf\u30f3\u30c9\u30e9\u306b\u632f\u308a\u5206\u3051\u308b<\/li>\n<\/ul>\n<h3>\u6295\u7a3f\u3055\u308c\u305f\u5185\u5bb9\u306e\u66f8\u304d\u51fa\u3057(\/posts\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406)<\/h3>\n<p>\/posts \u3078\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3059\u308b\u30e2\u30b8\u30e5\u30fc\u30eb\uff08\u30d5\u30a1\u30a4\u30eb\u540d\u25cb\u25cb\uff09\u3092\u8a2d\u8a08\u3057\u307e\u3059\u3002\u00a0<br \/>\n\u6295\u7a3f\u3055\u308c\u305f\u5185\u5bb9\u3092\u30ed\u30b0\u306b\u66f8\u304d\u51fa\u3057\u3001\u305d\u306e\u5f8c\u6295\u7a3f\u30d5\u30a9\u30fc\u30e0\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3057\u307e\u3059\u3002<\/p>\n<p>1   function handle(req, res) {<br \/>\n2\u3000  \u3000switch (req.method) {<br \/>\n3\u3000  \u3000\u3000case &#8216;GET&#8217;:<br \/>\n4\u3000  \u3000\u3000res.writeHead(200, {<br \/>\n5\u3000  \u3000\u3000\u3000\u3000&#8217;Content-Type&#8217;: &#8216;text\/html; charset=utf-8&#8217;<br \/>\n6\u3000  \u3000\u3000});<br \/>\n7\u3000  \u3000\u3000res.end(pug.renderFile(&#8216;\u25b3\u25b3&#8217;));<br \/>\n8\u3000  \u3000\u3000break;<br \/>\n9\u3000  \u3000\u3000case &#8216;POST&#8217;:<br \/>\n10 \u3000\u3000\u3000\u3000let body =[];<br \/>\n11 \u3000\u3000\u3000\u3000req.on(&#8216;data&#8217;, (chunk) => {<br \/>\n12 \u3000\u3000\u3000\u3000\u3000body.push(chunk);<br \/>\n13 \u3000\u3000\u3000\u3000}).on(&#8216;end&#8217;, () => {<br \/>\n14 \u3000\u3000\u3000\u3000\u3000body = Buffer.concat(body).toString();<br \/>\n15 \u3000\u3000\u3000\u3000\u3000const decoded = decodeURIComponent(body);<br \/>\n16 \u3000\u3000\u3000\u3000\u3000const content = decoded.split(&#8216;content=&#8217;)<img class=\"ranking-number\" src=\"https:\/\/www.goodambition.biz\/goodambition\/wp-content\/themes\/jin\/img\/rank01.png\" \/>;<br \/>\n17\u3000 \u3000\u3000\u3000\u3000console.info(&#8216;\u6295\u7a3f\u3055\u308c\u307e\u3057\u305f: &#8216; + content);<br \/>\n18\u3000 \u3000\u3000\u3000\u3000handleRedirectPosts(req, res);<br \/>\n19\u3000 \u3000\u3000 });<br \/>\n20\u3000 \u3000\u3000 break;<br \/>\n21\u3000 \u3000 default:<br \/>\n22\u3000 \u3000\u3000 break;<br \/>\n23\u3000  }<br \/>\n24  }<br \/>\n25  function handleRedirectPosts(req, res) {<br \/>\n26\u3000 \u3000res.writeHead(303, {<br \/>\n27\u3000 \u3000&#8217;Location&#8217;: &#8216;\/posts&#8217;<br \/>\n28  });<br \/>\n29  res.end();<br \/>\n30  }<\/p>\n<p>1\u884c\u76ee\u3067\u3001handle\u3068\u3044\u3046\u95a2\u6570\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>3-7\u884c\u76ee\u3067\u3001\/posts \u30d1\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304c GET \u3067\u3042\u3063\u305f\u5834\u5408\u306e\u52d5\u4f5c\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n4~5\u884c\u76ee\u3067\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u3042\u3063\u305f\u969b\u306e\u95a2\u6570\u306e\u6319\u52d5\u304c\u5b9f\u88c5\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u305d\u306e\u5185\u5bb9\u306f\u3001\u6210\u529f\u3092\u793a\u3059\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3067\u3042\u308b200\u3068\u3001\u3069\u3053\u304b\u3089\u306e\u30a2\u30af\u30bb\u30b9\u5316\u306a\u3069\u306e\u60c5\u5831\u3092\u8868\u793a\u3059\u308b\u69d8\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u305d\u306e\u60c5\u5831\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306b\u3001Content-Type\uff08\u5185\u5bb9\u306e\u5f62\u5f0f\uff09\u3092\u901a\u5e38\u30c6\u30ad\u30b9\u30c8\uff08text\/plain\uff09\u3001charset\uff08\u6587\u5b57\u30bb\u30c3\u30c8\uff09\u3092utf-8\u306b\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n7\u884c\u76ee\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u25b3\u25b3\u3067\u5b9f\u88c5\u3057\u305f\u30da\u30fc\u30b8\u3092\u8868\u793a\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>9-18\u884c\u76ee\u3067\u3001\/posts \u30d1\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304c POST 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href=\"https:\/\/www.goodambition.biz\/struggle-for-programming-26\/\">switch\u6587\u306b\u3064\u3044\u3066<\/a><\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.goodambition.biz\/struggle-for-programming-28\/\">renderFile\u95a2\u6570\u306b\u3064\u3044\u3066<\/a><\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.goodambition.biz\/struggle-for-programming-24\/\">writeHead\u95a2\u6570\u306b\u3064\u3044\u3066<\/a><br \/>\n\u00a0<\/p>\n<\/li>\n<\/ul>\n<h3>\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3092\u884c\u3046\u30cf\u30f3\u30c9\u30e9\u306b\u632f\u308a\u5206\u3051\u308b\u30e2\u30b8\u30e5\u30fc\u30eb\u8a2d\u8a08<\/h3>\n<p>\u7d9a\u3044\u3066\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3092\u884c\u3046\u30cf\u30f3\u30c9\u30e9\u306b\u632f\u308a\u5206\u3051\u308b\u30e2\u30b8\u30e5\u30fc\u30eb\uff08\u30d5\u30a1\u30a4\u30eb\u540d\u00d7\u00d7\uff09\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>const postsHandler = require(&#8216;\u25cb\u25cb&#8217;);<br \/>\nfunction route(req, res) {<br \/>\n\u3000switch (req.url) {<br \/>\n\u3000\u3000case &#8216;\/posts&#8217;:<br \/>\n\u3000\u3000\u3000postsHandler.handle(req, res);<br \/>\n\u3000\u3000\u3000break;<br \/>\n\u3000\u3000default:<br \/>\n\u3000\u3000\u3000break;<br \/>\n }<br \/>\n}<br \/>\n1\u884c\u76ee\u3067\u3001\u5148\u307b\u3069\u8a2d\u8a08\u3057\u305f\u30d5\u30a1\u30a4\u30eb\uff08\u25cb\u25cb\uff09\u3092\u547c\u3073\u51fa\u3057\u3001\u305d\u308c\u3092\u5b9a\u6570 postsHandler\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>4-6\u884c\u76ee\u3067\u3001 \/posts \u30d1\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u304c\u3042\u3063\u305f\u5834\u5408\u3001\u305d\u306e\u5185\u5bb9\u3092 postsHandler\u306e\u4e2d\u306e handle \u95a2\u6570\u3092\u5b9f\u884c\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001\u4eca\u56de\u306f\/posts 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