class Performance
extends EventTarget
Methods
getEntriesByName(name: string, type?: string): PerformanceEntryList
getEntriesByType(type: string): PerformanceEntryList
mark(markName: string, options?: PerformanceMarkOptions): PerformanceMark
Stores a timestamp with the associated name (a "mark").
measure(measureName: string, options?: PerformanceMeasureOptions): PerformanceMeasure
Stores the DOMHighResTimeStamp
duration between two marks along with the
associated name (a "measure").
measure(): PerformanceMeasure
measureName: string,
startMark?: string,
endMark?: string,
Stores the DOMHighResTimeStamp
duration between two marks along with the
associated name (a "measure").
now(): number
Returns a current time from Deno's start in milliseconds.
Use the permission flag --allow-hrtime
return a precise value.
const t = performance.now();
console.log(`${t} ms since start!`);
Deno supports User Timing Level 3 which is not widely supported yet in other runtimes.
Check out the Performance API documentation on MDN for further information about how to use the API.
Methods
mark(markName: string, options?: PerformanceMarkOptions): PerformanceMark
Stores a timestamp with the associated name (a "mark").
measure(measureName: string, options?: PerformanceMeasureOptions): PerformanceMeasure
Stores the DOMHighResTimeStamp
duration between two marks along with the
associated name (a "measure").