{"json_modified": "2014-03-21T08:10:02.271320", "slug": "Web/JavaScript/Guide/Obsolete_Pages/Predefined_Core_Objects/Boolean_Object", "tags": [], "locale": "ja", "title": "Boolean Object", "translations": [], "modified": "2014-03-21T08:10:02", "label": "Boolean Object", "url": "/ja/docs/Web/JavaScript/Guide/Obsolete_Pages/Predefined_Core_Objects/Boolean_Object", "last_edit": "2013-06-09T07:16:16", "summary": "", "sections": [], "id": 15472, "review_tags": []}