PerformanceNavigation

The 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.

Properties

The PerformanceNavigation interface doesn't inherit any property.

PerformanceNavigation.type Read only

Is an unsigned short containing a constant describing how the navigation to this page was done. Possible values are:

Value	Constant name	Meaning
0	TYPE_NAVIGATE	The page was accessed by following a link, a bookmark, a form submission, a script, or typing the URL in the address bar.
1	TYPE_RELOAD	The page was accessed by clicking the Reload button or via the Location.reload() method.
2	TYPE_BACK_FORWARD	The page was accessed by navigating into the history.
255	TYPE_RESERVED	Any other way.

PerformanceNavigation.redirectCount Read only

Is an unsigned short representing the number of REDIRECTs done before reaching the page.

Methods

The Performance interface doesn't inherits any method.

PerformanceNavigation.toJSON()

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

Specifications

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

Browser compatibility

See also

• The Performance that allows access to an object of this type.
• PerformanceNavigationTiming