Created
August 24, 2015 10:46
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| "use strict"; // この場合はグローバル | |
| function a() { | |
| "use strict"; // 関数スコープみたいなもの | |
| }; | |
| // use strictを二重に書いても問題はない | |
| // 実装者が考えてくれという話 | |
| // プログラムは書かれていなくてもいい | |
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