{"id":3819,"date":"2018-07-22T19:29:04","date_gmt":"2018-07-22T10:29:04","guid":{"rendered":"https:\/\/www.ws-meguro.com\/\/?p=3819"},"modified":"2018-07-22T19:29:04","modified_gmt":"2018-07-22T10:29:04","slug":"javascript%e3%81%ae%e7%b7%b4%e7%bf%92%ef%bc%9a%e3%82%aa%e3%83%96%e3%82%b8%e3%82%a7%e3%82%af%e3%83%88%e3%83%bbprototype-based-language","status":"publish","type":"post","link":"https:\/\/www.wsmeguro.jp\/wp\/?p=3819","title":{"rendered":"JavaScript\u306e\u7df4\u7fd2\uff1a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30fbprototype-based language"},"content":{"rendered":"<p>JavaScript\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u95a2\u6570\uff08function\uff09\u3067\u6307\u5b9a\u3059\u308b\u3068\u3044\u3046\u3002\u9762\u767d\u3044\u3067\u3059\u306d\u3002<br \/>\n\u8a73\u3057\u304f\u306f<a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Learn\/JavaScript\/Objects\/Object-oriented_JS\" rel=\"noopener\" target=\"_blank\">MDN<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<br \/>\n\u7d9a\u304f<a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Learn\/JavaScript\/Objects\/Object_prototypes\" rel=\"noopener\" target=\"_blank\">prototype-based language<\/a>\u3068\u3044\u3046\u306e\u304c\u9762\u767d\u304b\u3063\u305f\u306e\u3067\u3001\u5099\u5fd8\u9332\u7684\u306b\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<!--more--><br \/>\n1.\u307e\u305a\u306f\u666e\u901a\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u578b\u3092\u8a2d\u5b9a<\/p>\n<pre class=\"lang:js decode:true \" >function Person(first, last) {\r\n  this.first = first;\r\n  this.last = last;\r\n}<\/pre>\n<p>2.\u6b21\u306b\u305d\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8a2d\u5b9a<\/p>\n<pre class=\"lang:js decode:true \" >var person1 = new Person('Luke', 'Skywalker');<\/pre>\n<p>3.\u305d\u306e\u5f8c\u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u306b\u95a2\u6570\u3092\u8ffd\u52a0<\/p>\n<pre class=\"lang:js decode:true \" >Person.prototype.greeting = function() {\r\nalert('Hello ' + this.first + '!');\r\n}<\/pre>\n<p>4.\u5148\u306b\u8a2d\u5b9a\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u95a2\u6570\u3092\u547c\u3073\u51fa\u3059\u3068\u3001\u3042\u3068\u304b\u3089\u8ffd\u52a0\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u95a2\u6570\u304c\u53cd\u6620\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n<pre class=\"lang:js decode:true \" >person1.greeting();\r\nHello Luke!<\/pre>\n<p>\u3053\u308c\u3060\u3051\u306a\u3093\u3067\u3059\u304c\u3001\u65b0\u9bae\u3067\u3057\u305f\u3002<\/p>\n<p>\u4ed6\u306e\u8a00\u8a9e\u3060\u3068\u3053\u308c\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3044\u3046\u304b\u30af\u30e9\u30b9\u306b\u306a\u308b\u3093\u3058\u3083\u306a\u3044\u306e\uff1f\u3063\u3066\u601d\u3063\u3066\u3044\u305f\u3089\u3001\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"lang:js decode:true \" >class Person {\r\n  constructor(first, last, age, gender, interests) {\r\n    this.name = {\r\n      first,\r\n      last\r\n    };\r\n    this.age = age;\r\n    this.gender = gender;\r\n    this.interests = interests;\r\n  }\r\n\r\n  greeting() {\r\n    console.log(`Hi! I'm ${this.name.first}`);\r\n  };\r\n\r\n  farewell() {\r\n    console.log(`${this.name.first} has left the building. Bye for now!`);\r\n  };\r\n}<\/pre>\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30fb\u30af\u30e9\u30b9\u306e\u7d99\u627f\u3082\u53ef\u80fd\u3067\u3059\u3002<a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Learn\/JavaScript\/Objects\/Inheritance\" rel=\"noopener\" target=\"_blank\">\u305d\u306e\u3042\u305f\u308a\u306f\u3053\u3061\u3089<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>JavaScript\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u95a2\u6570\uff08function\uff09\u3067\u6307\u5b9a\u3059\u308b\u3068\u3044\u3046\u3002\u9762\u767d\u3044\u3067\u3059\u306d\u3002 \u8a73\u3057\u304f\u306fMDN\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002 \u7d9a\u304fprototype-based language\u3068\u3044\u3046\u306e\u304c\u9762\u767d\u304b\u3063\u305f\u306e\u3067\u3001\u5099\u5fd8\u9332\u7684\u306b\u6b8b\u3057\u3066&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[560],"tags":[582,558,583,584],"class_list":["post-3819","post","type-post","status-publish","format-standard","hentry","category-javascript","tag-class","tag-javascript","tag-object","tag-584"],"_links":{"self":[{"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=\/wp\/v2\/posts\/3819","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3819"}],"version-history":[{"count":1,"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=\/wp\/v2\/posts\/3819\/revisions"}],"predecessor-version":[{"id":3820,"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=\/wp\/v2\/posts\/3819\/revisions\/3820"}],"wp:attachment":[{"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3819"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3819"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsmeguro.jp\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3819"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}