#author("2018-01-05T03:59:47+00:00","default:admin","admin") -[[Function.prototype:https://developer.mozilla.org/ja/docs/Web/JavaScript/Reference/Global_Objects/Function/prototype]] -[[JavaScriptのプロトタイプからオブジェクト指向を学ぶ:https://qiita.com/takeharu/items/809114f943208aaf55b3]] -[[JavaScript の prototype オブジェクト入門:http://www.cyokodog.net/blog/javascript-prototype/]]