{"json_modified": "2016-03-28T08:16:26.326258", "uuid": "5cb5ec31-5cff-48ba-bb01-b2a495cd18b1", "title": "JSVAL_IS_NULL", "url": "/en-US/docs/Mozilla/Projects/SpiderMonkey/JSAPI_reference/JSVAL_IS_NULL", "tags": ["Obsolete", "SpiderMonkey", "JSAPI Reference"], "translations": [], "modified": "2014-12-23T01:47:07", "label": "JSVAL_IS_NULL", "localization_tags": [], "locale": "en-US", "id": 19093, "last_edit": "2014-12-23T01:47:01", "summary": "<code>JSVAL_IS_NULL(v)</code> is <code>true</code> if <code>v</code> is <a href=\"/en-US/docs/Mozilla/Projects/SpiderMonkey/JSAPI_reference/JSVAL_NULL\" title=\"JSVAL_NULL is a jsval constant that represents the JavaScript value null. It is equivalent to OBJECT_TO_JSVAL(NULL).\"><code>JSVAL_NULL</code></a>, which is the JavaScript <code>null</code> value.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Description", "title": "Description"}, {"id": "Example", "title": "Example"}, {"id": "See_Also", "title": "See Also"}], "slug": "Mozilla/Projects/SpiderMonkey/JSAPI_reference/JSVAL_IS_NULL", "review_tags": []}