{"json_modified": "2016-10-05T02:02:29.023083", "uuid": "75f46b0d-9bd6-4757-af65-97418c88fa2e", "title": "DOMTokenList.keys()", "url": "/en-US/docs/Web/API/DOMTokenList/keys", "tags": ["DOMTokenList", "Reference", "Web", "Method", "DOM", "Iterable"], "translations": [], "modified": "2016-10-05T02:02:29", "label": "DOMTokenList.keys()", "localization_tags": [], "locale": "en-US", "id": 196181, "last_edit": "2016-10-05T01:38:19", "summary": "The <code><strong>DOMTokenList.keys()</strong></code> method returns an <a href=\"/en-US/docs/Web/JavaScript/Reference/Iteration_protocols\" title=\"A couple of additions to ECMAScript 2015 (ES6) aren't new built-ins or syntax, but protocols. These protocols can be implemented by any object respecting some conventions.\"><code>iterator</code></a> allowing to go through all keys contained in this object. The keys are <code>unsigned integer</code>.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Return_value", "title": "Return value"}, {"id": "Example", "title": "Example"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/API/DOMTokenList/keys", "review_tags": []}