{"id":737,"date":"2019-12-07T13:41:15","date_gmt":"2019-12-07T04:41:15","guid":{"rendered":"https:\/\/www.goodambition.biz\/?p=737"},"modified":"2019-12-10T18:15:23","modified_gmt":"2019-12-10T09:15:23","slug":"struggle-for-programming-16","status":"publish","type":"post","link":"https:\/\/www.goodambition.biz\/goodambition\/struggle-for-programming-16\/","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.16\uff1a\u96c6\u8a08\u51e6\u7406"},"content":{"rendered":"<h1>N\u4e88\u5099\u6821 \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b3\u30fc\u30b9 \u7b2c16\u56de<\/h1>\n<p>\u3042\u306a\u305f\u306f2019\u5e74\u306e\u76ee\u6a19\u3063\u3066\u7acb\u3066\u307e\u3057\u305f\u304b\uff1f<br \/>\n\u3069\u3093\u306a\u76ee\u6a19\u3092\u7acb\u3066\u305f\u304b\u899a\u3048\u3066\u3044\u307e\u3059\u304b\uff1f<\/p>\n<p>\u79c1\u306f2018\u5e74\u672b\u306b2019\u5e74\u306e\u76ee\u6a19\u3092\u7acb\u3066\u307e\u3057\u305f\u3002<br \/>\n\u305d\u306e\u4e00\u3064\u306b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u5b66\u3073\u4ed5\u4e8b\u3068\u3057\u3066\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3092\u3042\u3052\u307e\u3057\u305f\u3002<br \/>\n\u305d\u3057\u3066\u3001\u601d\u3044\u7acb\u3063\u305f\u304c\u5409\u65e5\u3068\u300cN\u4e88\u5099\u6821\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b3\u30fc\u30b9\u300d\u3092\u7533\u3057\u8fbc\u307f\u307e\u3057\u305f\u3002<\/p>\n<p>\u305d\u3057\u3066\u53d7\u8b1b\u3068\u540c\u6642\u306b\u81ea\u8eab\u306e\u632f\u66ff\u3068\u3001\u3053\u308c\u304b\u3089\u59cb\u3081\u3088\u3046\u3068\u8003\u3048\u3066\u3044\u308b\u4eba\u306e\u53c2\u8003\u306b\u306a\u308c\u3070\u3068\u30d6\u30ed\u30b0\u3092\u66f8\u304d\u59cb\u3081\u307e\u3057\u305f\u3002<br \/>\n\u4eca\u56de\u30d6\u30ed\u30b0\u306e\u79fb\u8a2d\u306b\u3068\u3082\u306a\u3044\u3001\u518d\u5ea6\u305d\u306e\u30d6\u30ed\u30b0\u3092\u8aad\u307f\u8fd4\u3057\u306a\u304c\u3089\u3001\u4eca\u601d\u3046\u3053\u3068\u3092\u52a0\u3048\u3066\u8a18\u8f09\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u79c1\u304c\u53d7\u8b1b\u3057\u305f\u306e\u306f\u30102018\u5e74\u5ea6\u3011\u3067\u3001\u73fe\u5728\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u30102019\u5e74\u5ea6\u3011\u3068\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u3082\u66f8\u3044\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30d6\u30ed\u30b0\u306f\u3001\u521d\u5fc3\u8005\u304c\u5b66\u3073\u306a\u304c\u3089\u66f8\u3044\u3066\u3044\u308b\u305f\u3081\u3001\u9593\u9055\u3063\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u5206\u304b\u308a\u6b21\u7b2c\u4fee\u6b63\u3057\u3066\u3044\u304f\u3064\u3082\u308a\u3067\u3059\u3002<\/p>\n<p>\u305d\u306e\u3042\u305f\u308a\u3082\u542b\u3081\u697d\u3057\u3093\u3067\u3044\u305f\u3060\u3051\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002\u00a0<\/p>\n<p>\u6700\u5f8c\u306b\u9032\u3081\u3066\u3044\u3066\u308f\u304b\u3089\u306a\u304b\u3063\u305f\u3068\u3053\u308d\u3084\u6c17\u306b\u306a\u3063\u305f\u3068\u3053\u308d\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n<h1>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5165\u9580 web\u30a2\u30d7\u30ea\u30b3\u30fc\u30b9\u3000\u7b2c16\u56de<\/h1>\n<p>\u7b2c\u4e09\u7ae0\u304b\u3089\u306f\u3001Web\u30b5\u30fc\u30d3\u30b9\u4f5c\u6210\u3092\u884c\u3044\u307e\u3059\u3002\u4f5c\u6210\u3059\u308b\u306e\u306f\u79d8\u5bc6\u306e\u63b2\u793a\u677f\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u4eca\u56de\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u554f\u984c\u306e\u306a\u3044\u79d8\u5bc6\u306e\u63b2\u793a\u677f\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u60c5\u5831\u304b\u3089\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u96c6\u8a08\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3064\u3044\u3066\u5b66\u3073\u307e\u3059\u3002<br \/>\n\u5c1a\u30012018\u5e74\u5ea6\u7248\u30682019\u5e74\u5ea6\u677f\u3067\u306f\u7b2c2\u9805\u3068\u7b2c3\u9805\u306e\u9806\u756a\u304c\u9006\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u4eca\u56de\u306e\u5185\u5bb9\u307e\u3068\u3081\uff082018\u5e74\u5ea6\u7248\uff1a\u7b2c3\u7ae0 02, 2019\u5e74\u5ea6\u7248\uff1a\u7b2c3\u7ae0 03\uff09<br \/>\n\u30fb\u96c6\u8a08\u51e6\u7406\u306b\u3064\u3044\u3066<\/li>\n<\/ul>\n<p><\/p>\n<ul>\n<li>\u4eca\u56de\u306e\u76ee\u6a19<br \/>\n\u4e0e\u3048\u3089\u308c\u305f\u60c5\u5831\u304b\u3089\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u96c6\u8a08\u3092\u3068\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3059\u308b\u3002<\/li>\n<\/ul>\n<p><\/p>\n<ul>\n<li>\u4eca\u56de\u65b0\u3057\u304f\u6271\u3063\u3066\u3044\u308b\u30b3\u30de\u30f3\u30c9\u7b49<br \/>\n\u30fbfs\u30e2\u30b8\u30e5\u30fc\u30eb<br \/>\n\u30fbreadline\u30e2\u30b8\u30e5\u30fc\u30eb<br \/>\n\u30fbReadStream<br \/>\n\u30fbcreateInterface<br \/>\n\u30fbline\u30a4\u30d9\u30f3\u30c8<br \/>\n\u30fbsplit<br \/>\n\u30fbparseInt<br \/>\n\u30fb\u9023\u60f3\u914d\u5217(Map)<br \/>\n\u30fbsort\u95a2\u6570<br \/>\n\u30fbArray.from\u95a2\u6570<br \/>\n\u30fbmap\u95a2\u6570<\/li>\n<\/ul>\n<h2>\u96c6\u8a08\u51e6\u7406\u306b\u3064\u3044\u3066<\/h2>\n<p>Node.js\u3092\u4f7f\u3063\u3066\u3001\u96c6\u8a08\u51e6\u7406\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u30012010\u5e74\u304b\u30892015\u5e74\u306b\u304b\u3051\u306615\u6b73\u304b\u308919\u6b73\u306e\u4eba\u53e3\u5897\u52a0\u306e\u5272\u5408\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u3092\u4f5c\u6210\u3059\u308b\u96c6\u8a08\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u7528\u3044\u308b\u30c7\u30fc\u30bf\u306f\u3001\u65e5\u672c\u653f\u5e9c\u304c\u904b\u55b6\u3057\u3066\u3044\u308b<a href=\"https:\/\/resas.go.jp\/#\/13\/13101\">\u5730\u57df\u7d4c\u6e08\u5206\u6790\u30b7\u30b9\u30c6\u30e0\uff08RESAS)<\/a>\u3068\u3044\u3046\u30b5\u30a4\u30c8\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b5\u5e74\u3054\u3068\u306e\u4eba\u53e3\u63a8\u79fb\u3068\u4e88\u60f3\u306b\u3064\u3044\u3066\u306e\u30c7\u30fc\u30bf\u3067\u3059\u3002<br \/>\n\u00a0<\/p>\n<h3>\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u8aad\u307f\u8fbc\u307f<\/h3>\n<p>Node.js\u306b\u306f\u3001\u69d8\u3005\u306a\u30e2\u30b8\u30e5\u30fc\u30eb\u3068\u3044\u3046\u3082\u306e\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u306f\u3044\u308d\u3044\u308d\u306a\u6a5f\u80fd\u304c\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u308c\u3092\u547c\u3073\u51fa\u3057\u3066\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u81ea\u5206\u30671\u304b\u3089\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u547c\u3073\u51fa\u3059\u30b3\u30de\u30f3\u30c9\u304c\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>require\u00a0(&#8216;\u25cb\u25cb&#8217;)<br \/>\n\u4e0a\u8a18\u306e\u30b3\u30de\u30f3\u30c9\u3067\u3001Node.js\u306b\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u25cb\u25cb\u3068\u3044\u3046\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001fs\u30e2\u30b8\u30e5\u30fc\u30eb\u3068readline\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<h4>\u30d5\u30a1\u30a4\u30eb\u3092\u6271\u3046\u30e2\u30b8\u30e5\u30fc\u30eb(fs\u30e2\u30b8\u30e5\u30fc\u30eb)<\/h4>\n<p>fs\u306f\u3001FileSystem\u306e\u7565\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u306a\u3069\u30d5\u30a1\u30a4\u30eb\u3092\u6271\u3046\u305f\u3081\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3059\u3002<\/p>\n<p>const fs = require(&#8216;fs&#8217;);<br \/>\n\u3053\u306e\u30b3\u30fc\u30c9\u306ffs\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u547c\u3073\u51fa\u3059\u64cd\u4f5c\u306e\u540d\u524d\u3092fs\u3068\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4>\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u30e2\u30b8\u30e5\u30fc\u30eb(readline\u30e2\u30b8\u30e5\u30fc\u30eb)<\/h4>\n<p>readline\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u4e00\u884c\u305a\u3064\u8aad\u307f\u8fbc\u3080\u305f\u3081\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3059\u3002<\/p>\n<p>const readline = require(&#8216;readline&#8217;);<br \/>\n\u3053\u306e\u30b3\u30fc\u30c9\u306f\u3001redline\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u547c\u3073\u51fa\u3059\u64cd\u4f5c\u306e\u540d\u524d\u3092readline\u3068\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4f5c\u6210<\/h3>\n<p>\u4eca\u56de\u306f\u3001fs\u3068readline\u3068\u3044\u3046\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u53d6\u308a\u307e\u3059\u3002<\/p>\n<h4>\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u8fbc\u307f<\/h4>\n<p>Node.js\u3067\u306f\u3001\u8aad\u307f\u8fbc\u307f\u3084\u66f8\u304d\u51fa\u3057\u306a\u3069\u306e\u5165\u51fa\u529b\u306b\u95a2\u3059\u308b\u51e6\u7406\u3092Stream\u3068\u3044\u3046\u5f62\u3067\u6271\u3046\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<br \/>\nStream\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u8eab\u3092\u5148\u982d\u304b\u3089\u9806\u306b\u4e00\u3064\u306e\u6d41\u308c\u306e\u3053\u3068\u3067\u3001\u305d\u308c\u3092\u30c7\u30fc\u30bf\u3068\u3057\u3066\u6271\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306eStream\u306b\u5bfe\u3057\u3066\u751f\u3058\u308b\u3053\u3068\uff08\u30a4\u30d9\u30f3\u30c8\uff09\u3092\u304d\u3063\u304b\u3051\u306b\u95a2\u6570\u3092\u547c\u3073\u51fa\u3059\u306a\u3069\u306e\u51e6\u7406\u304c\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n<h4>Stream\u306e\u4f5c\u6210(crearteReadStream)<\/h4>\n<p>createReadStream\u306f\u3001fs\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u3042\u308b\u95a2\u6570\u3067\u3001Steram\u3092\u751f\u6210\u3057\u307e\u3059\u3002<br \/>\n\u306a\u304a\u30012018\u5e74\u5ea6\u7248\u3067\u306fcreateReadStream\u3067\u306f\u306a\u304fReadstream\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>const rs = fs.createReadStream(&#8216;\u25cb\u25cb&#8217;);<br \/>\n\u4e0a\u8a18\u3067\u8a2d\u5b9a\u3057\u305ffs\uff08fs\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u547c\u3073\u51fa\u3057\uff09\u306e\u4e2d\u306ecreateReadStream\u3092\u25cb\u25cb\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u306b\u9069\u7528\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u25cb\u25cb\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3092\u5148\u982d\u304b\u3089\u9806\u306b\u4e00\u3064\u306e\u6d41\u308c\u3068\u3057\u305f\u30c7\u30fc\u30bf\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001\u25cb\u25cb\u30d5\u30a1\u30a4\u30eb\u306eStream\u3092\u4f5c\u6210\u3057\u3001\u305d\u308c\u3092rs\u3068\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4>Stream\u306e\u8aad\u307f\u8fbc\u307f(createInterface)<\/h4>\n<p>createInterface\u306f\u3001readline\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u3042\u308b\u95a2\u6570\u3067\u3001input\u306b\u8a2d\u5b9a\u3057\u305f\u30c7\u30fc\u30bf\u3092\u524d\u304b\u3089\u8aad\u307f\u8fbc\u3093\u3067\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>const rl = readline.createInterface({&#8216;input&#8217;: rs, &#8216;output&#8217;:{}});<br \/>\ncreateInterface\u3068\u3044\u3046\u4f5c\u696d\u3092rs\u306b\u9069\u5fdc\u3057\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001\u4e0a\u8a18\u3067\u4f5c\u6210\u3055\u308c\u305frs(\u25cb\u25cb\u30d5\u30a1\u30a4\u30eb\u306eStream)\u3092Input\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u308b\u306e\u3067\u3001rs\u3092\u524d\u304b\u3089\u8aad\u307f\u8fbc\u3093\u3067\u3044\u304d\u307e\u3059\u3002\u305d\u306e\u8aad\u307f\u8fbc\u3093\u3060\u3082\u306e\u3092rl\u3068\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4>line\u30a4\u30d9\u30f3\u30c8<\/h4>\n<p>line\u306f\u3001Steream\u306b\u5bfe\u3057\u3066\u8d77\u3053\u308b\u4e00\u3064\u306e\u30a4\u30d9\u30f3\u30c8\u3001\u3067\u30c7\u30fc\u30bf\u3092\u5c11\u3057\u305a\u3064\u8aad\u307f\u8fbc\u3093\u3067\u3044\u3063\u3066\u3001\u4e00\u884c\u5206\u306b\u8db3\u3057\u305f\u6642\uff08\\n\u306a\u3069\u306e\u6539\u884c\u6587\u5b57\u304c\u73fe\u308c\u305f\u6642\uff09\u306b\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<p>rl.on(&#8216;line&#8217;, (B)=> {<br \/>\n\u3000\u3000\u3000\u3000\u3000console.log(B);<br \/>\n});<\/p>\n<p>\u3053\u306e\u30b3\u30de\u30f3\u30c9\u3067\u306f\u3001rl\u306b\u5bfe\u3057\u3066line\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3057\u305f\u6642\u306b\u3001\u3053\u306e\u95a2\u6570\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001\u4e0a\u8a18\u3067\u8a2d\u5b9a\u3057\u305frl\uff08rs\u3092\u8aad\u307f\u8fbc\u3080\u64cd\u4f5c\uff09\u304c\u4e00\u884c\u306b\u9054\u3057\u305f\u6642\u3001\u300c\u5909\u6570B =\u305d\u306e\u4e00\u884c\u5206\u306e\u30c7\u30fc\u30bf\u300d\u3068\u3068\u3057\u3066\u3001console.log(B)\u306b\u3088\u3063\u3066B\u306e\u5185\u5bb9\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3053\u306eline\u306e\u3088\u3046\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u30a4\u30d9\u30f3\u30c8\u3068\u3044\u3044\u3001\u30a4\u30d9\u30f3\u30c8\u306b\u3088\u3063\u3066\u95a2\u6570\u304c\u547c\u3073\u51fa\u3055\u308c\u3066\u308a\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u3053\u3068\u3092\u30a4\u30d9\u30f3\u30c8\u99c6\u52d5\u578b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3068\u8a00\u3044\u307e\u3059\u3002<\/p>\n<p>\u5c1a\u3001&#8217;close&#8217;\u30a4\u30d9\u30f3\u30c8\u306f\u3001\u3059\u3079\u3066\u306e\u884c\u3092\u8aad\u307f\u7d42\u308f\u3063\u305f\u6642\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u00a0<\/p>\n<p>\u4ee5\u4e0a\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u51fa\u3057\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30c7\u30fc\u30bf\u306e\u9078\u5225<\/h3>\n<p>\u3053\u3053\u307e\u3067\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u66f8\u304d\u51fa\u3059\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<br \/>\n\u96c6\u8a08\u51e6\u7406\u3092\u884c\u3046\u305f\u3081\u306b\u306f\u3001\u8aad\u307f\u8fbc\u3093\u3060\u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u304b\u3089\u30c7\u30fc\u30bf\u3092\u9078\u5225\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u30c7\u30fc\u30bf\u306e\u9078\u5225\u306f\u3001Stream\u3092\u3044\u304f\u3064\u304b\u306b\u5206\u5272\u3057\u305d\u308c\u3092\u914d\u5217\u3068\u3057\u3066\u51e6\u7406\u3059\u308b\u3053\u3068\u3067\u884c\u3044\u307e\u3059\u3002<\/p>\n<h4>Stream\u306e\u5206\u5272(split)<\/h4>\n<p>split\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001Stream\u3092\u3042\u308b\u6587\u5b57\u3067\u5206\u5272\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>const C = B.split(&#8216;,&#8217;);<br \/>\nB\u3067\u4e0e\u3048\u3089\u308c\u305f\u6587\u5b57\u5217\u3092\u30ab\u30f3\u30de( , )\u3067\u5206\u5272\u3057\u3001\u914d\u5217\u306b\u5909\u66f4\u3057\u307e\u3059\u3002\u305d\u306e\u914d\u5217\u3092C\u3068\u540d\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001A\u3067\u4e0e\u3048\u3089\u308c\u308b\u6587\u5b57\u5217\u304c &#8220;12,34,5&#8221;\u3067\u3042\u3063\u305f\u5834\u5408\u3001[&#8220;12&#8221;, &#8220;34&#8221;, &#8220;5&#8221;]\u306e\u914d\u5217\u306b\u5206\u5272\u3055\u308c\u307e\u3059\u3002<\/p>\n<h4>\u6587\u5b57\u5217\u3092\u6570\u5024\u3078\u5909\u63db(parseInt)<\/h4>\n<p>parseInt\u95a2\u6570\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u6587\u5b57\u5217\u3092\u6574\u6570\u5024\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u306e\u4f8b\u3067\u3042\u308c\u3070\u3001C\u306f[&#8220;12&#8221;, &#8220;34&#8221;, &#8220;5&#8221;]\u3068\u3044\u3046\u6587\u5b57\u5217\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u306e\u3067\u305d\u308c\u3092\u6570\u5024\u3068\u3057\u3066\u8aad\u3081\u308b\u3088\u3046\u306b\u3059\u308b\u95a2\u6570\u3067\u3059\u3002<\/p>\n<p>const D = parseInt(C[0]);<br \/>\n\u4e0a\u306e\u30b3\u30de\u30f3\u30c9\u306f\u3001\u914d\u5217C\u306e\u5de6\u304b\u30892\u756a\u76ee\uff08[0]\u304c1\u756a\u76ee\u306b\u306a\u308b\uff09\u306e\u6587\u5b57\u5217\u3092\u6574\u6570\u5024\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u305d\u306e\u6574\u6570\u5024\u306bD\u3068\u8a00\u3046\u540d\u524d\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u306e\u4f8b\u3067\u3042\u308c\u3070\u3001D\uff1d12\u3068\u8a00\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u9078\u5225\u3057\u305f\u30c7\u30fc\u30bf\u306e\u8a08\u7b97<\/h3>\n<p>split\u3068parseInt\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u6b32\u3057\u3044\u30c7\u30fc\u30bf\u3092\u9078\u5225\u3057\u3066\u62bd\u51fa\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\n\u305d\u306e\u62bd\u51fa\u3057\u305f\u30c7\u30fc\u30bf\u3092\u4f7f\u3063\u3066\u8a08\u7b97\u3092\u884c\u3046\u3053\u3068\u3067\u96c6\u8a08\u304c\u884c\u3048\u307e\u3059\u3002<\/p>\n<h4>\u9023\u60f3\u914d\u5217(Map)<\/h4>\n<p>\u3053\u308c\u307e\u3067\u6271\u3063\u3066\u304d\u305f\u914d\u5217\u306f\u3001\u6dfb\u3048\u5b57\uff08<img class=\"ranking-number\" src=\"https:\/\/www.goodambition.biz\/goodambition\/wp-content\/themes\/jin\/img\/rank01.png\" \/>\u306a\u3069)\u304c\u6570\u5b57\u306b\u306a\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u6587\u5b57\u5217\u3092\u6570\u5b57\u3068\u3057\u3066\u4f7f\u3046\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<br \/>\n\u305d\u306e\u6642\u306b\u5229\u7528\u3067\u304d\u308b\u306e\u304cMap\u3067\u3059\u3002\u3053\u306e\u6dfb\u3048\u5b57\u306e\u3053\u3068\u3092key\u3001\u5024\u306e\u3053\u3068\u3092value\u3068\u8a00\u3044\u307e\u3059\u3002<\/p>\n<p>var E = new Map();<br \/>\nE.set(&#8216;\u3042&#8217;, &#8216;apple&#8217;);<br \/>\nE.set(&#8216;\u3046&#8217;, &#8216;cap&#8217;);<br \/>\n1\u884c\u76ee\u3067\u3001\u9023\u60f3\u914d\u5217\u3067\u3042\u308bMap\u3092\u547c\u3073\u51fa\u3057\u3066\u304a\u308a<br \/>\n2\u884c\u76ee\u3067\u3001apple\u306b\u6dfb\u3048\u5b57\u300c\u3042\u300d\uff08key\uff1a\u3042\u3001value\uff1aapple\uff09\u3092\u8a2d\u5b9a\u3057\u3001<br \/>\n3\u884c\u76ee\u3067\u3001car\u306b\u6dfb\u3048\u5b57\u300c\u3046\u300d\u3092\uff08key\uff1a\u3046\u3001value\uff1acap\uff09\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u72b6\u614b\u3067\u3001<\/p>\n<p>E.get(&#8216;\u3042&#8217;);<br \/>\nE.get(&#8216;\u3044&#8217;);<br \/>\n\u3068\u3044\u3046\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3059\u308b\u3068<\/p>\n<p>1\u884c\u76ee\u306f\u3001key\u300c\u3042\u300d\u306e\u5024\u3092\u547c\u3073\u51fa\u3057<\/p>\n<p>2\u884c\u76ee\u3067\u3001key\u300c\u3044\u300d\u306e\u5024\u3092\u547c\u3073\u51fa\u3057\u3066\u3044\u307e\u3059<\/p>\n<p>\u305d\u306e\u7d50\u679c<\/p>\n<p>&#8216;apple&#8217;<br \/>\nundifined<br \/>\n\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002key\u300c\u3042\u300d\u306e\u5024\u306fapple\u3067\u3059\u304c\u3001key\u300c\u3044\u300d\u306b\u3064\u3044\u3066\u306f\u8a2d\u5b9a\u3057\u3066\u3044\u306a\u3044\u306e\u3067\u3001undifined\uff08\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u305b\u3093\uff09\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u8a08\u7b97\u7d50\u679c\u306b\u57fa\u3065\u3044\u305f\u30c7\u30fc\u30bf\u306e\u4e26\u3073\u66ff\u3048<\/h3>\n<p>\u3053\u3053\u307e\u3067\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u7528\u3044\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308a\u3001\u305d\u306e\u4e2d\u304b\u3089\u9078\u5225\u3057\u305f\u30c7\u30fc\u30bf\u3092\u7528\u3044\u3066\u8a08\u7b97\u3092\u5b9f\u65bd\u3057\u307e\u3057\u305f\u3002<br \/>\n\u305d\u306e\u8a08\u7b97\u7d50\u679c\u3092\u4f7f\u3063\u3066\u30c7\u30fc\u30bf\u3092\u4e26\u3079\u307e\u3059\u3002<br \/>\n\u305d\u306e\u305f\u3081\u306b\u4eca\u56de\u306f\u3001sort\u95a2\u6570\u3001Array.from\u95a2\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<h4>\u914d\u5217\u306e\u4e26\u3073\u66ff\u3048(sort\u95a2\u6570)<\/h4>\n<p>sort\u95a2\u6570\u3067\u306f\u3001\u914d\u5217\u306e\u4e2d\u8eab\u3092\u6587\u5b57\u5217\u306b\u5909\u63db\u3057\u3066\u6587\u5b57\u30b3\u30fc\u30c9\u9806\u306b\u4e26\u3073\u66ff\u3048\u308b\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<\/p>\n<p>var F =[11, 123, 100];<br \/>\nF.sort();<br \/>\nconsole.log(F);<\/p>\n<p>1\u884c\u76ee\u3067\u3001F\u3068\u3044\u3046\u914d\u5217\u3092[11, 123, 100]\u3068\u8a2d\u5b9a\u3057\u3001<br \/>\n2\u884c\u76ee\u3067\u3001F\u914d\u5217\u3092\u6587\u5b57\u30b3\u30fc\u30c9\u9806\u306b\u4e26\u3079\u66ff\u3048\u3066\u3001<br \/>\n3\u884c\u76ee\u3067\u3001F\u914d\u5217\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u7d50\u679c\u306f\u4e0b\u306e\u3088\u3046\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>[100, 11, 123]<br \/>\n\u6587\u5b57\u5217\u3092\u6587\u5b57\u30b3\u30fc\u30c9\u306b\u5909\u63db\u3057\u3066\u9806\u756a\u306b\u4e26\u3079\u3066\u3044\u308b\u305f\u3081\u3001\u524d\u4e8c\u3064\u306e\u6570\u5b57\u3092\u6bd4\u3079\u306610, 11, 12\u306e\u9806\u756a\u306b\u4e26\u3073\u307e\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001\u6bd4\u8f03\u95a2\u6570\u3092\u4f7f\u3046\u3053\u3068\u3067\u6607\u9806\u30fb\u964d\u9806\u306b\u4e26\u3079\u66ff\u3048\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u00a0<\/p>\n<p>F.sort(<br \/>\nfunction(a,b){<br \/>\nreturn a-b;<br \/>\n }<br \/>\n);<br \/>\na-b\u306e\u7d50\u679c\u304c\u6b63\u306e\u6642\u306fa\u3092\u5f8c\u308d\u306b\u3001\u8ca0\u306e\u6642\u306fb\u3092\u5f8c\u308d\u306b\u4e26\u3079\u66ff\u3048\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306e\u7d50\u679c\u3092\u9069\u7528\u3059\u308b\u3068\u3001<\/p>\n<p>[11, 100, 123]<br \/>\n\u306e\u9806\u756a\u306b\u4e26\u3079\u66ff\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<h4>\u914d\u5217\u306e\u4f5c\u6210(Array.from\u95a2\u6570)<\/h4>\n<p>Array.from\u30e1\u30bd\u30c3\u30c9\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001\u9023\u60f3\u914d\u5217Map\u306e\u3088\u3046\u306b\u914d\u5217\u306b\u985e\u4f3c\u3057\u305f\u3082\u306e\u3092\u914d\u5217\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>const G = Array.from(E);<br \/>\n\u3055\u304d\u307b\u3069\u4f7f\u3063\u305f\u9023\u60f3\u914d\u5217E\u306bArray.from\u95a2\u6570\u3092\u9069\u5fdc\u3057\u3001\u305d\u306e\u914d\u5217\u3092G\u3068\u3059\u308b\u3068<\/p>\n<p>G = [[\u3042, apple], [\u3046, cap]]<br \/>\n\u3068\u3044\u3046\u914d\u5217\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u00a0<br \/>\n\u6700\u5f8c\u306b\u5f97\u3089\u308c\u305f\u7d50\u679c\u3092\u898b\u3084\u3059\u3044\u5f62\u306b\u5909\u5f62\u3057\u3066\u8868\u793a\u3059\u308b\u305f\u3081\u306bmap\u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<h4>map\u95a2\u6570<\/h4>\n<p>map\u95a2\u6570\u306f\u3001\u914d\u5217\u306e\u4e2d\u8eab\u3092\u4e0e\u3048\u3089\u308c\u305f\u95a2\u6570\u3092\u9069\u7528\u3057\u305f\u5185\u5bb9\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>var F = [11, 123, 100];<br \/>\nF.map((i) =>{return i*10});<br \/>\nconsole.log(F);<\/p>\n<p>1\u884c\u76ee\u3067\u3001array\u914d\u5217\u3092[11, 123, 100]\u3068\u8a2d\u5b9a\u3057\u3001<br \/>\n2\u884c\u76ee\u3067\u3001array\u914d\u5217\u306e\u5185\u5bb9\u3092\u305d\u308c\u305e\u308c10\u500d\u3057\u3066\u3001<br \/>\n3\u884c\u76ee\u3067\u3001array\u914d\u5217\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u7d50\u679c\u306f\u4e0b\u306e\u3088\u3046\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>[110, 1230, 1000]<br \/>\n\u00a0<\/p>\n<p>\u4ee5\u4e0a\u3067\u3001\u3042\u308b\u60c5\u5831\u304b\u3089\u6b32\u3057\u3044\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001\u5229\u7528\u3057\u305f\u3044\u5f62\u306b\u4e26\u3079\u66ff\u3048\u3001\u898b\u3084\u3059\u3044\u5f62\u3067\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u307e\u3067\u306e\u95a2\u6570\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u30015\u5e74\u3054\u3068\u306e\u4eba\u53e3\u63a8\u79fb\u3068\u4e88\u60f3\u306b\u3064\u3044\u3066\u306e\u30c7\u30fc\u30bf\u3092\u7528\u3044\u3066\u30012010\u5e74\u304b\u30892015\u5e74\u306b\u304b\u3051\u306615\u6b73\u304b\u308919\u6b73\u306e\u4eba\u53e3\u5897\u52a0\u306e\u5272\u5408\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u3092\u4f5c\u6210\u3059\u308b\u96c6\u8a08\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u305d\u306e\u4ed6(\u30d6\u30e9\u30f3\u30c1\u306e\u4f5c\u6210\u3068\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8)<\/h2>\n<p>\u4eca\u307e\u3067\u306f\u3001\u30d6\u30e9\u30f3\u30c1\u3092\u4f5c\u6210\u3057\u305f\u5f8c\u306b\u30d6\u30e9\u30f3\u30c1\u3078\u79fb\u52d5\uff08\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8\uff09\u3057\u3066\u3044\u307e\u3057\u305f\u3002<br \/>\n\u4eca\u56de\u306f\u3001\u30d6\u30e9\u30f3\u30c1\u306e\u4f5c\u6210\u3068\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8\u3092\u540c\u6642\u306b\u884c\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>git cheskout -b \u25cb\u25cb origin\/\u25cb\u25cb<br \/>\nGitHub\u4e0a\u306b\u3042\u308b\u25cb\u25cb\u30d6\u30e9\u30f3\u30c1\u3092\u3001\u81ea\u5206\u306e\u30d1\u30bd\u30b3\u30f3\u306b\u25cb\u25cb\u3068\u3044\u3046\u30d6\u30e9\u30f3\u30c1\u3068\u3057\u3066\u6301\u3063\u3066\u304d\u3066\u3001\u305d\u306e\u30d6\u30e9\u30f3\u30c1\u306b\u79fb\u52d5\u3067\u304d\u307e\u3059\u3002<br \/>\ngit checkout \u25cb\u25cb\u3067\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<hr>\n<p>\u4eca\u56de\u306f\u3001\u60c5\u5831\u304b\u3089\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u96c6\u8a08\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3064\u3044\u3066\u5b66\u3073\u307e\u3057\u305f\u3002<br \/>\nStream\u306a\u3069\u3001\u4eca\u307e\u3067\u805e\u3044\u305f\u3053\u3068\u306e\u306a\u3044\u8a00\u8449\u3082\u5897\u3048\u3066\u304d\u305f\u305f\u3081\u3001\u7406\u89e3\u3059\u308b\u306e\u306b\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3053\u3053\u3067\u8ca0\u3051\u305a\u306b\u7d9a\u3051\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>N\u4e88\u5099\u6821 \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b3\u30fc\u30b9 \u7b2c16\u56de \u3042\u306a\u305f\u306f2019\u5e74\u306e\u76ee\u6a19\u3063\u3066\u7acb\u3066\u307e\u3057\u305f\u304b\uff1f \u3069\u3093\u306a\u76ee\u6a19\u3092\u7acb\u3066\u305f\u304b\u899a\u3048\u3066\u3044\u307e\u3059\u304b\uff1f \u79c1\u306f2018\u5e74\u672b\u306b2019\u5e74\u306e\u76ee\u6a19\u3092\u7acb\u3066\u307e\u3057\u305f\u3002 \u305d\u306e\u4e00\u3064\u306b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u5b66\u3073\u4ed5\u4e8b\u3068\u3057\u3066\u4f7f\u3048\u308b<\/p>\n","protected":false},"author":1,"featured_media":732,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[8],"tags":[],"_links":{"self":[{"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/posts\/737"}],"collection":[{"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/comments?post=737"}],"version-history":[{"count":3,"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/posts\/737\/revisions"}],"predecessor-version":[{"id":767,"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/posts\/737\/revisions\/767"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/media\/732"}],"wp:attachment":[{"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/media?parent=737"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/categories?post=737"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.goodambition.biz\/goodambition\/wp-json\/wp\/v2\/tags?post=737"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}