{"json_modified": "2015-11-05T09:45:17.497298", "slug": "Web/JavaScript/Guide/Cole\u00e7\u00f5es_chaveadas", "tags": ["JavaScript", "Mapas", "Cole\u00e7\u00f5es", "Guia", "javascript", "Javascript"], "locale": "pt-BR", "title": "Cole\u00e7\u00f5es chaveadas", "translations": [], "modified": "2015-11-05T09:45:16", "label": "Cole\u00e7\u00f5es chaveadas", "localization_tags": [], "url": "/pt-BR/docs/Web/JavaScript/Guide/Cole%C3%A7%C3%B5es_chaveadas", "last_edit": "2015-11-05T09:45:10", "summary": "This chapter introduces collections of data which are ordered by a key; Map and Set objects contain elements which are iterable in the order of insertion.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Maps", "title": "Maps"}, {"id": "Map_object", "title": null}, {"id": "Object_and_Map_compared", "title": null}, {"id": "WeakMap_object", "title": null}, {"id": "Sets", "title": "Sets"}, {"id": "Set_object", "title": null}, {"id": "Converting_between_Array_and_Set", "title": "Converting between Array and Set"}, {"id": "Array_and_Set_compared", "title": null}, {"id": "WeakSet_object", "title": null}, {"id": "Key_and_value_equality_of_Map_and_Set", "title": "Key and value equality of "}], "id": 165515, "review_tags": []}