PerformanceNavigationTiming.redirectCount

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The redirectCount property returns a timestamp representing the number of redirects since the last non-redirect navigation under the current browsing context.

This property is Read only .

Syntax

perfEntry.redirectCount;

Return Value

A number representing the number of redirects since the last non-redirect navigation under the current browsing context.

Example

The following example illustrates this property's usage.

function print_nav_timing_data() {
  // Use getEntriesByType() to just get the "navigation" events
  var perfEntries = performance.getEntriesByType("navigation");

  for (var i=0; i < perfEntries.length; i++) {
    console.log("= Navigation entry[" + i + "]");
    var p = perfEntries[i];
    // dom Properties
    console.log("DOM content loaded = " + (p.domContentLoadedEventEnd - p.domContentLoadedEventStart));
    console.log("DOM complete = " + p.domComplete);
    console.log("DOM interactive = " + p.interactive);
 
    // document load and unload time
    console.log("document load = " + (p.loadEventEnd - p.loadEventStart));
    console.log("document unload = " + (p.unloadEventEnd - p.unloadEventStart));
    
    // other properties
    console.log("type = " + p.type);
    console.log("redirectCount = " + p.redirectCount);
  }
}

Specifications

Specification Status Comment
Navigation Timing Level 2
The definition of 'redirectCount' in that specification.
Working Draft Initial definition.

Browser compatibility

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support. 57 58 (58) No support 44 No support
Feature Android Webview Chrome for Android Firefox Mobile (Gecko) IE Phone Opera Mobile Safari Mobile
Basic support. 57 57 58.0 (58) No support 44 No support

Document Tags and Contributors

 Contributors to this page: chrisdavidmills, jpmedley, abbycar, rolfedh, AFBarstow
 Last updated by: chrisdavidmills,