{"action":"created","issue":{"url":"https://api.github.com/repos/asciidwango/ES6book/issues/27","repository_url":"https://api.github.com/repos/asciidwango/ES6book","labels_url":"https://api.github.com/repos/asciidwango/ES6book/issues/27/labels{/name}","comments_url":"https://api.github.com/repos/asciidwango/ES6book/issues/27/comments","events_url":"https://api.github.com/repos/asciidwango/ES6book/issues/27/events","html_url":"https://github.com/asciidwango/ES6book/issues/27","id":156536189,"number":27,"title":"リテラル/値/Primitive","user":{"login":"azu","id":19714,"avatar_url":"https://avatars.githubusercontent.com/u/19714?v=3","gravatar_id":"","url":"https://api.github.com/users/azu","html_url":"https://github.com/azu","followers_url":"https://api.github.com/users/azu/followers","following_url":"https://api.github.com/users/azu/following{/other_user}","gists_url":"https://api.github.com/users/azu/gists{/gist_id}","starred_url":"https://api.github.com/users/azu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/azu/subscriptions","organizations_url":"https://api.github.com/users/azu/orgs","repos_url":"https://api.github.com/users/azu/repos","events_url":"https://api.github.com/users/azu/events{/privacy}","received_events_url":"https://api.github.com/users/azu/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/asciidwango/ES6book/labels/%E5%9F%BA%E7%A4%8E%E6%96%87%E6%B3%95","name":"基礎文法","color":"1d76db"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":10,"created_at":"2016-05-24T15:21:41Z","updated_at":"2016-06-16T13:51:02Z","closed_at":null,"body":"#17 基本文法\r\n\r\n=> 変数 #15  => 値の評価 #14 => ここ\r\n\r\n変更を定義して、その変数から値を取り出す/評価するという話をした後に、\r\n「そもそも値とはどういうものがあったどうやって定義するのでしょうか?」という流れ。\r\n\r\nこの節は普通にやっても結構膨大なので、上手い見せ方が必要な気がする。\r\n\r\n## 目的\r\n\r\nJavaScriptは動的型付け言語だが、データには型があり典型的なプリミティブの型について理解する。\r\nまたプリミティブの型の多くにはリテラル表現が存在する。\r\nこのデータ型とtypeofの関係についてを解説する。\r\n\r\n\r\n- [ ] データ型\r\n- [ ] リテラル\r\n- Primitive\r\n  - Number\r\n  \t- `0x`, `0b`\r\n  - String\r\n  \t- エスケープ\r\n  \t- Unicode `\\u{}`\r\n  \t- Template String\r\n  - Boolean\r\n  - Null\r\n  - Undefined\r\n  - Symbol\r\n- Object"},"comment":{"url":"https://api.github.com/repos/asciidwango/ES6book/issues/comments/226490785","html_url":"https://github.com/asciidwango/ES6book/issues/27#issuecomment-226490785","issue_url":"https://api.github.com/repos/asciidwango/ES6book/issues/27","id":226490785,"user":{"login":"azu","id":19714,"avatar_url":"https://avatars.githubusercontent.com/u/19714?v=3","gravatar_id":"","url":"https://api.github.com/users/azu","html_url":"https://github.com/azu","followers_url":"https://api.github.com/users/azu/followers","following_url":"https://api.github.com/users/azu/following{/other_user}","gists_url":"https://api.github.com/users/azu/gists{/gist_id}","starred_url":"https://api.github.com/users/azu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/azu/subscriptions","organizations_url":"https://api.github.com/users/azu/orgs","repos_url":"https://api.github.com/users/azu/repos","events_url":"https://api.github.com/users/azu/events{/privacy}","received_events_url":"https://api.github.com/users/azu/received_events","type":"User","site_admin":false},"created_at":"2016-06-16T13:51:02Z","updated_at":"2016-06-16T13:51:02Z","body":"https://github.com/rwaldron/tc39-notes/blob/master/es6/2014-11/nov-18.md#49-arrayisarraynew-proxy-"}}
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