{"json_modified": "2016-05-04T01:15:03.631558", "uuid": "1520b569-4b83-4a38-a584-d9018effcdde", "title": "DeviceStorage.usedSpace()", "url": "/en-US/docs/Mozilla/B2G_OS/API/DeviceStorage/usedSpace", "tags": ["API", "WebAPI", "B2G", "Reference", "Firefox OS", "Non Standard", "R\u00e9f\u00e9rence", "Device Storage", "Api", "Method"], "translations": [], "modified": "2016-05-04T01:15:03", "label": "DeviceStorage.usedSpace()", "localization_tags": [], "locale": "en-US", "id": 77939, "last_edit": "2016-05-04T01:02:08", "summary": "The <code>usedSpace</code> method is used to get the total of space used by the storage (the amount of space filled by files).", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Summary", "title": "Summary"}, {"id": "Syntax", "title": "Syntax"}, {"id": "Returns", "title": "Returns"}, {"id": "Example", "title": "Example"}, {"id": "Specification", "title": "Specification"}, {"id": "See_also", "title": "See also"}], "slug": "Mozilla/B2G_OS/API/DeviceStorage/usedSpace", "review_tags": ["technical"]}