This property is deprecated in the Navigation Timing Level 2 specification.
read-only property returns a
PerformanceNavigation object representing
the type of navigation that occurs in the given browsing context, such as the number of
redirections needed to fetch the resource.
This property is not available in workers.
navObject = performance.navigation;
The definition of 'Performance.navigation' in that specification.
BCD tables only load in the browser
Performanceinterface it belongs to.