{"id":5393,"date":"2018-07-05T00:12:31","date_gmt":"2018-07-04T15:12:31","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=5393"},"modified":"2023-05-27T21:03:38","modified_gmt":"2023-05-27T12:03:38","slug":"%e3%80%90javascript%e3%80%91%e6%ac%a1%e4%b8%96%e4%bb%a3javascript%e6%8a%80%e8%a1%93%e3%80%8cecmascript2015%e3%80%8d%e3%81%a8%e3%81%af%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=5393","title":{"rendered":"\u3010JavaScript\u3011\u6b21\u4e16\u4ee3JavaScript\u6280\u8853\u300cECMAScript2015\u300d\u3068\u306f\uff1f"},"content":{"rendered":"<h2>ECMAScript\u3068\u306f\uff1f<\/h2>\n<p>ECMA International\u306b\u3088\u3063\u3066\u6a19\u6e96\u5316\u3055\u308c\u305fJavaScript\u3067\u3059\u3002<\/p>\n<p>\u73fe\u5728\u306f\u30012015\u5e746\u6708\u306b\u63a1\u7528\u3055\u308c\u305f\u7b2c6\u7248\u3067\u3042\u308bECMAScript2015(ES2015)\u307e\u305f\u306f\u3001ECMAScript6(ES6)\u304c\u6700\u65b0\u7248\u3067\u3059\u3002<\/p>\n<h2>ECMAScript\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u5c65\u6b74<\/h2>\n<table>\n<tbody>\n<tr>\n<th>\u30d0\u30fc\u30b8\u30e7\u30f3<\/th>\n<th>\u30ea\u30ea\u30fc\u30b9\u5e74\u6708<\/th>\n<th>\u8aac\u660e<\/th>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>1996\u5e74<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>1998\u5e746\u6708<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>1999\u5e7412\u6708<\/td>\n<td>\u5358\u4e00\u306eJavaScript\u3092\uff28\uff34\uff2d\uff2c\u306b\u8aad\u307f\u8fbc\u307e\u305b\u308b\u3068\u3044\u3046\u65b9\u5f0f\u3067\u3057\u305f\u3002<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>\u653e\u68c4<\/td>\n<td>2008\u5e74\u306b\u5ec3\u6b62\u3055\u308c\u3066\u3001\u4eca\u3067\u306f\u5e7b\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u306a\u3063\u3066\u3044\u308b\u3002Flash\u306eActionScript\u3068\u3057\u3066\u63a1\u7528\u3055\u308c\u305f\u3002<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>2009\u5e7411\u6708<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>6(2015)<\/td>\n<td>2015\u5e746\u6708<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>7<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>ECMAScript2015\u306e\u7279\u5fb4<\/h2>\n<p>ECMAScript2015\u306f\u3001\u7aef\u7684\u306b\u8a00\u3048\u3070\u3001<span style=\"color: #ff0000;\"><strong>\u3053\u308c\u307e\u3067\u898b\u6163\u308c\u3066\u304d\u305f\u3088\u3046\u306aJavaScript\u30b3\u30fc\u30c9\u3068\u306f\u898b\u6804\u3048\u304c\u5927\u304d\u304f\u5909\u5316<\/strong><\/span>\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u5177\u4f53\u7684\u306b\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u7279\u5fb4\u3092\u6301\u3061\u307e\u3059\u3002<\/p>\n<h3>Java\u306e\u3088\u3046\u306bclass\u5b9a\u7fa9\u304c\u53ef\u80fd\u306b\u306a\u3063\u305f\u3002<\/h3>\n<p>\u3082\u3068\u3082\u3068\u3001\u305d\u3046\u3060\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u3088\u308a\u76f4\u611f\u7684\u306b<span style=\"color: #ff0000;\"><strong>\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u300d<\/strong><\/span>\u3092\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u5f93\u6765\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u8a18\u8ff0\u3082\u3067\u304d\u307e\u3059\u304c\u3001ECMAScript2015\u306e\u66f8\u304d\u65b9\u3082\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u306a\u304a\u3001\u5909\u66f4\u306e\u30dd\u30a4\u30f3\u30c8\u3068\u3057\u3066\u306f\u3001<span style=\"color: #ff0000;\"><strong>Java\u3084C#\u306e\u3088\u3046\u306b\u30af\u30e9\u30b9\u30d9\u30fc\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u66f8\u304d\u65b9\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u70b9<\/strong><\/span>\u3067\u3059\u3002<\/p>\n<h4>class\u547d\u4ee4\u306e\u8ffd\u52a0<\/h4>\n<pre class=\"lang:default decode:true\">class \u30af\u30e9\u30b9\u540d{\r\n  \u2026\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u5b9a\u7fa9\u2026\r\n  \u2026\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u5b9a\u7fa9\u2026\r\n  \u2026\u30e1\u30bd\u30c3\u30c9\u306e\u5b9a\u7fa9\u2026\r\n}<\/pre>\n<h5>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u5b9a\u7fa9\u306b\u3064\u3044\u3066<\/h5>\n<p>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u540d\u524d\u306f\u3001<span style=\"color: #ff0000;\"><strong>\u300cconstructor\u300d<\/strong><\/span>\u3067\u56fa\u5b9a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001Java\u306e\u3088\u3046\u306b\u3001\u30a2\u30af\u30bb\u30b9\u4fee\u98fe\u5b50(public,protected,private)\u306f\u4f7f\u3048\u306a\u3044\u306e\u3067\u6ce8\u610f\u3067\u3059\u3002<\/p>\n<h4>class\u3067\u4f5c\u6210\u3055\u308c\u305f\u30af\u30e9\u30b9\u306e\u7279\u5fb4<\/h4>\n<h5>\u3042\u304f\u307e\u3067\u30af\u30e9\u30b9\u3067\u306f\u306a\u304f\u3001\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30d9\u30fc\u30b9\u306e\u95a2\u6570\u3067\u3042\u308b<\/h5>\n<p>\u5185\u90e8\u7684\u306b\u306f\u95a2\u6570\u3067\u3042\u308a\u3001<span style=\"color: #ff0000;\"><strong>\u3042\u304f\u307e\u3067\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30d9\u30fc\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u3092\u8986\u3044\u96a0\u3059\u3068\u3044\u3046\u30a4\u30e1\u30fc\u30b8<\/strong><\/span>\u306e\u4f7f\u3044\u65b9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h5>\u95a2\u6570\u3068\u3057\u3066\u306e\u547c\u3073\u51fa\u3057\u306f\u3067\u304d\u306a\u3044\u3002<\/h5>\n<p>class\u547d\u4ee4\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u30af\u30e9\u30b9\u306f\u3001<span style=\"color: #ff0000;\"><strong>\u76f4\u63a5\u95a2\u6570\u3068\u3057\u3066\u547c\u3073\u51fa\u3059\u3053\u3068\u306f\u3067\u304d\u306a\u3044<\/strong><\/span>\u306e\u3067\u6ce8\u610f\u3067\u3059\u3002<\/p>\n<p>\u3042\u304f\u307e\u3067\u3001new\u6f14\u7b97\u5b50\u3092\u4f7f\u3063\u3066\u547c\u3073\u51fa\u3059\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>import\/export\u6587\u306b\u3088\u308b\u30b3\u30fc\u30c9\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3092\u30b5\u30dd\u30fc\u30c8<\/h3>\n<p>\u8a73\u3057\u304f\u306f\u4e0b\u8a18\u306e\u8a18\u4e8b\u3067\u3082\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"lyicSCC0UR\"><p><a href=\"http:\/\/www.code-magagine.com\/?p=5606\">\u3010JavaScript\u3011\u300cECMAScript2015\u300d\u304b\u3089\u5c0e\u5165\u3055\u308c\u305f\u300c\u30e2\u30b8\u30e5\u30fc\u30eb\u300d\u306b\u3064\u3044\u3066<\/a><\/p><\/blockquote>\n<p><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" src=\"http:\/\/www.code-magagine.com\/?p=5606&#038;embed=true#?secret=lyicSCC0UR\" data-secret=\"lyicSCC0UR\" width=\"500\" height=\"282\" title=\"&#8220;\u3010JavaScript\u3011\u300cECMAScript2015\u300d\u304b\u3089\u5c0e\u5165\u3055\u308c\u305f\u300c\u30e2\u30b8\u30e5\u30fc\u30eb\u300d\u306b\u3064\u3044\u3066&#8221; &#8212; \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30de\u30ac\u30b8\u30f3\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h3>\u30a2\u30ed\u30fc\u95a2\u6570\u3001\u5f15\u6570\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5316\u3001\u53ef\u5909\u9577\u5f15\u6570\u7b49\u306e\u30b5\u30dd\u30fc\u30c8<\/h3>\n<p><span style=\"color: #ff0000;\"><strong>\u30a2\u30ed\u30fc\u95a2\u6570<\/strong><\/span>\u306b\u3064\u3044\u3066\u306f\u3001\u4e0b\u8a18\u306e\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"lyuxdplKrD\"><p><a href=\"http:\/\/www.code-magagine.com\/?p=5533\">\u3010JavaScript\u3011\u300c\u30a2\u30ed\u30fc\u95a2\u6570\u300d\u306b\u3064\u3044\u3066<\/a><\/p><\/blockquote>\n<p><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" src=\"http:\/\/www.code-magagine.com\/?p=5533&#038;embed=true#?secret=lyuxdplKrD\" data-secret=\"lyuxdplKrD\" width=\"500\" height=\"282\" title=\"&#8220;\u3010JavaScript\u3011\u300c\u30a2\u30ed\u30fc\u95a2\u6570\u300d\u306b\u3064\u3044\u3066&#8221; &#8212; \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30de\u30ac\u30b8\u30f3\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h3>let\/const\u547d\u4ee4\u306b\u3088\u308b\u30d6\u30ed\u30c3\u30af\u30b9\u30b3\u30fc\u30d7\u306e\u5c0e\u5165<\/h3>\n<h3>for\u2026of\u547d\u4ee4\u306b\u3088\u308b\u5024\u306e\u5217\u6319\u304c\u53ef\u80fd\u306b\u3002<\/h3>\n<h3>\u30a4\u30c6\u30ec\u30fc\u30bf\/\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u306b\u3088\u308b\u5217\u6319\u53ef\u80fd\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u64cd\u4f5c\u304c\u53ef\u80fd\u306b\u306a\u3063\u305f\u3002<\/h3>\n<h3>\u7d44\u307f\u8fbc\u307f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u62e1\u5145\u3055\u308c\u305f\u3002\uff08Promise,Map,Set,Proxy\u7b49\uff09<\/h3>\n<h3>String,Number,Array\u7b49\u306e\u65e2\u5b58\u7d44\u307f\u8fbc\u307f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6a5f\u80fd\u304c\u62e1\u5f35\u3055\u308c\u305f\u3002<\/h3>\n<h2>ECMAScript2015\u306e\u6ce8\u610f\u70b9<\/h2>\n<p><span style=\"color: #ff0000;\"><strong>\u5168\u3066\u306e\u30d6\u30e9\u30a6\u30b6\u304c\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044<\/strong><\/span>\u70b9\u306f\u6ce8\u610f\u3067\u3059\u3002<\/p>\n<p>ES5\u4ee5\u524d\u306e\u6587\u6cd5\u3082\u53d6\u308a\u5165\u308c\u3066\u3044\u304f\u3068\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3>ECMAScript2015\u306e\u30d6\u30e9\u30a6\u30b6\u5bfe\u5fdc\u72b6\u6cc1\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\uff1f<\/h3>\n<p><span style=\"color: #ff0000;\"><strong>\u300cECMAScript 6 compatibility table\u300d<\/strong><\/span>\u3067\u5404\u30d6\u30e9\u30a6\u30b6\u306e\u5bfe\u5fdc\u72b6\u6cc1\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>https:\/\/kangax.github.io\/compat-table\/es6\/<\/p>\n<p>Firefox\u3001Chrome\u3001Edge\u7b49\u306f\u3001\u5bfe\u5fdc\u7387\u304c\u9ad8\u3044\u3067\u3059\u304c\u3001IE11\u3084Safari\u3067\u306f\u3001\u5bfe\u5fdc\u7387\u304c\u4f4e\u3044\u3067\u3059\u3002<\/p>\n<h2>ECMA2015\u3067\u4f5c\u3063\u305f\u30b3\u30fc\u30c9\u3092\u4ee5\u524d\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u52d5\u304b\u3059\u306b\u306f\uff1f<\/h2>\n<p>\u30c8\u30e9\u30f3\u30b9\u30b3\u30f3\u30d1\u30a4\u30e9\u3092\u4f7f\u3044\u307e\u3059\u3002ES6\u3067\u4f5c\u3063\u305f\u30b3\u30fc\u30c9\u3092ES5\u4ee5\u524d\u306e\u30b3\u30fc\u30c9\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3068\u3057\u3066\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>Babel<\/li>\n<li>Webpacker<\/li>\n<\/ul>\n<h3>Webpacker<\/h3>\n<p>Ruby on Rails\u3067\u6a19\u6e96\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u30c8\u30e9\u30f3\u30b9\u30b3\u30f3\u30d1\u30a4\u30e9\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"ECMAScript\u3068\u306f\uff1f ECMA International\u306b\u3088\u3063\u3066\u6a19\u6e96\u5316\u3055\u308c\u305fJavaScript\u3067\u3059\u3002 \u73fe\u5728\u306f\u30012015\u5e746\u6708\u306b\u63a1\u7528\u3055\u308c\u305f\u7b2c6\u7248\u3067\u3042\u308bECMAScript2015(ES2015)\u307e\u305f\u306f\u3001ECMAS [&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[16],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/5393"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5393"}],"version-history":[{"count":17,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/5393\/revisions"}],"predecessor-version":[{"id":20307,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/5393\/revisions\/20307"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5393"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}