{"json_modified": "2016-03-28T08:49:04.979279", "uuid": "9cef044a-0f4d-4e51-9511-729c0034c795", "title": "PerformanceNavigationTiming.toJSON()", "url": "/en-US/docs/Web/API/PerformanceNavigationTiming/toJSON", "tags": ["Web Performance", "Reference", "API", "Method"], "translations": [], "modified": "2016-03-02T12:18:37", "label": "PerformanceNavigationTiming.toJSON()", "localization_tags": [], "locale": "en-US", "id": 171611, "last_edit": "2016-03-02T12:18:34", "summary": "The <strong><code>toJSON()</code></strong> method is a <em>serializer</em> - it returns a JSON representation of the <a href=\"/en-US/docs/Web/API/PerformanceNavigationTiming\" title=\"The PerformanceNavigationTiming interface provides methods and properties to store and retrieve high resolution timestamps or metrics regarding the browser's document navigation events. For example, this interface can be used to determine how much time it takes to load or unload a document.\"><code>PerformanceNavigationTiming</code></a> object.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Arguments", "title": "Arguments"}, {"id": "Return_value", "title": "Return value"}, {"id": "Example", "title": "Example"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}], "slug": "Web/API/PerformanceNavigationTiming/toJSON", "review_tags": ["technical"]}