This interface is deprecated in the Navigation Timing Level 2 specification. Please use the PerformanceNavigationTiming interface instead.

The legacy PerformanceNavigation interface represents information about how the navigation to the current document was done.

An object of this type can be obtained by calling the Performance.navigation read-only attribute.


The PerformanceNavigation interface doesn't inherit any properties.

PerformanceNavigation.type Read only
An unsigned short which indicates how the navigation to this page was done. Possible values are:
The page was accessed by following a link, a bookmark, a form submission, or a script, or by typing the URL in the address bar.
The page was accessed by clicking the Reload button or via the Location.reload() method.
The page was accessed by navigating into the history.
Any other way.
PerformanceNavigation.redirectCount Read only
An unsigned short representing the number of REDIRECTs done before reaching the page.


The Performance interface doesn't inherit any methods.

Is a jsonizer returning a json object representing the PerformanceNavigation object.


Specification Status Comment
Navigation Timing
The definition of 'PerformanceNavigation' in that specification.
Recommendation Initial definition.

Browser compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Basic support No Yes79 No No
type No Yes79 No No
redirectCount No Yes79 No No
toJSON No ?259 No No
FeatureAndroid webviewChrome for AndroidEdge mobileFirefox for AndroidOpera AndroidiOS SafariSamsung Internet
Basic support No No Yes7 No No ?
type No No Yes7 No No ?
redirectCount No No Yes7 No No ?
toJSON No No ?25 No No ?

See also

Document Tags and Contributors

Contributors to this page: fscholz, connorshea, Sheppy, abbycar, AFBarstow, AdrianSan, teoli
Last updated by: fscholz,