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 .
perfEntry.redirectCount;
A number representing the number of redirects since the last non-redirect navigation under the current browsing context.
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); } }
Specification | Status | Comment |
---|---|---|
Navigation Timing Level 2 The definition of 'redirectCount' in that specification. | Working Draft | Initial definition. |
Desktop | ||||||
---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
Basic support | 57 | 12 | 58 | No | 44 | No |
Mobile | |||||||
---|---|---|---|---|---|---|---|
Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
Basic support | 57 | 57 | Yes | 58 | 44 | No | 7.0 |
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/PerformanceNavigationTiming/redirectCount