{"json_modified": "2016-03-28T08:29:56.876703", "uuid": "7b7e8a31-f6b1-4c00-81dd-fec8a77e0abd", "title": "FileRequest.onprogress", "url": "/en-US/docs/Web/API/FileRequest/onprogress", "tags": ["Property", "Files", "Reference", "API", "R\u00e9f\u00e9rence", "Non Standard", "DOM"], "translations": [], "modified": "2015-02-21T11:34:28", "label": "FileRequest.onprogress", "localization_tags": [], "locale": "en-US", "id": 83343, "last_edit": "2015-02-21T11:34:27", "summary": "This property specifies a callback function to be run repeatedly while the operation represented by a <a href=\"/en-US/docs/Web/API/FileRequest\" title=\"The FileRequest interface extends the DOMRequest interface to provide some extra properties necessary for the LockedFile objects.\"><code>FileRequest</code></a> object is in progress.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Summary", "title": "Summary"}, {"id": "Syntax", "title": "Syntax"}, {"id": "Example", "title": "Example"}, {"id": "Specification", "title": "Specification"}, {"id": "See_also", "title": "See also"}], "slug": "Web/API/FileRequest/onprogress", "review_tags": ["technical"]}