PerformanceNavigation

{{APIRef("Performance API")}}{{Deprecated_Header}}

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

[!WARNING] This interface is deprecated in the Navigation Timing Level 2 specification. Please use the {{domxref("PerformanceNavigationTiming")}} interface instead.

An object of this type can be obtained by calling the {{domxref("Performance.navigation")}} read-only attribute.

Instance properties

The PerformanceNavigation interface doesn't inherit any properties.

• {{domxref("PerformanceNavigation.type")}} {{ReadOnlyInline}} {{deprecated_inline}}

  • : An unsigned short which indicates how the navigation to this page was done. Possible values are:
    • TYPE_NAVIGATE (0)
      • : 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.
    • TYPE_RELOAD (1)
      • : The page was accessed by clicking the Reload button or via the {{domxref("Location.reload()")}} method.
    • TYPE_BACK_FORWARD (2)
      • : The page was accessed by navigating into the history.
    • TYPE_RESERVED (255)
      • : Any other way.

• {{domxref("PerformanceNavigation.redirectCount")}} {{ReadOnlyInline}} {{deprecated_inline}}

  • : An unsigned short representing the number of REDIRECTs done before reaching the page.

Instance methods

The Performance interface doesn't inherit any methods.

• {{domxref("PerformanceNavigation.toJSON()")}} {{deprecated_inline}}
  • : A {{Glossary("Serialization","serializer")}} returning a JSON object representing the PerformanceNavigation object.

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}

See also

• The {{domxref("Performance")}} that allows access to an object of this type.
• {{domxref("PerformanceNavigationTiming")}} (part of Navigation Timing Level 2) that has superseded this API.