Interface PerformanceTiming
interface PerformanceTiming {
connectEnd: number;
connectStart: number;
domainLookupEnd: number;
domainLookupStart: number;
domComplete: number;
domContentLoadedEventEnd: number;
domContentLoadedEventStart: number;
domInteractive: number;
domLoading: number;
fetchStart: number;
loadEventEnd: number;
loadEventStart: number;
navigationStart: number;
redirectEnd: number;
redirectStart: number;
requestStart: number;
responseEnd: number;
responseStart: number;
secureConnectionStart: number;
unloadEventEnd: number;
unloadEventStart: number;
toJSON(): any;
}
connectEnd: number;
connectStart: number;
domainLookupEnd: number;
domainLookupStart: number;
domComplete: number;
domContentLoadedEventEnd: number;
domContentLoadedEventStart: number;
domInteractive: number;
domLoading: number;
fetchStart: number;
loadEventEnd: number;
loadEventStart: number;
navigationStart: number;
redirectEnd: number;
redirectStart: number;
requestStart: number;
responseEnd: number;
responseStart: number;
secureConnectionStart: number;
unloadEventEnd: number;
unloadEventStart: number;
toJSON(): any;
}
 Index
Properties
connectEnd 
connectStart 
domainLookupEnd  
domainLookupStart  
domComplete 
domContentLoadedEventEnd    
domContentLoadedEventStart    
domInteractive 
domLoading 
fetchStart 
loadEventEnd  
loadEventStart  
navigationStart 
redirectEnd 
redirectStart 
requestStart 
responseEnd 
responseStart 
secureConnectionStart  
unloadEventEnd  
unloadEventStart  
Methods
 Properties
ReadonlyconnectEnd 
connectEnd: number
ReadonlyconnectStart 
connectStart: number
ReadonlydomainLookupEnd  
domainLookupEnd: number
ReadonlydomainLookupStart  
domainLookupStart: number
ReadonlydomComplete 
domComplete: number
ReadonlydomContentLoadedEventEnd    
domContentLoadedEventEnd: number
ReadonlydomContentLoadedEventStart    
domContentLoadedEventStart: number
ReadonlydomInteractive 
domInteractive: number
ReadonlydomLoading 
domLoading: number
ReadonlyfetchStart 
fetchStart: number
ReadonlyloadEventEnd  
loadEventEnd: number
ReadonlyloadEventStart  
loadEventStart: number
ReadonlynavigationStart 
navigationStart: number
ReadonlyredirectEnd 
redirectEnd: number
ReadonlyredirectStart 
redirectStart: number
ReadonlyrequestStart 
requestStart: number
ReadonlyresponseEnd 
responseEnd: number
ReadonlyresponseStart 
responseStart: number
ReadonlysecureConnectionStart  
secureConnectionStart: number
ReadonlyunloadEventEnd  
unloadEventEnd: number
ReadonlyunloadEventStart  
unloadEventStart: number
A legacy interface kept for backwards compatibility and contains properties that offer performance timing information for various events which occur during the loading and use of the current page. You get a PerformanceTiming object describing your page using the window.performance.timing property.
Deprecated
This interface is deprecated in the Navigation Timing Level 2 specification. Please use the PerformanceNavigationTiming interface instead.
MDN Reference