Performance

sealed external class Performance : EventTarget(source)

Provides access to performance-related information for the current page. It's part of the High Resolution Time API, but is enhanced by the Performance Timeline API, the Navigation Timing API, the User Timing API, and the Resource Timing API.

MDN Reference

Properties

eventCounts

val eventCounts: EventCounts

MDN Reference

onresourcetimingbufferfull

var onresourcetimingbufferfull: EventHandler<Event, Performance, Performance>?

MDN Reference

resourceTimingBufferFullEvent

val resourceTimingBufferFullEvent: EventInstance<Event, Performance, Performance>

MDN Reference

timeOrigin

val timeOrigin: DOMHighResTimeStamp

MDN Reference

Functions

clearMarks

fun clearMarks(markName: String = definedExternally)

MDN Reference

clearMeasures

fun clearMeasures(measureName: String = definedExternally)

MDN Reference

clearResourceTimings

fun clearResourceTimings()

MDN Reference

dispatchEvent

fun dispatchEvent(event: Event): Boolean

getEntries

fun getEntries(): PerformanceEntryList

MDN Reference

getEntriesByName

fun getEntriesByName(name: String, type: String = definedExternally): PerformanceEntryList

MDN Reference

getEntriesByType

fun getEntriesByType(type: String): PerformanceEntryList

MDN Reference

mark

fun mark(markName: String, markOptions: PerformanceMarkOptions = definedExternally): PerformanceMark

MDN Reference

measure

fun measure(measureName: String, startOrMeasureOptions: String = definedExternally, endMark: String = definedExternally): PerformanceMeasure

MDN Reference

fun measure(measureName: String, startOrMeasureOptions: PerformanceMeasureOptions, endMark: String = definedExternally): PerformanceMeasure

now

fun now(): DOMHighResTimeStamp

MDN Reference

setResourceTimingBufferSize

fun setResourceTimingBufferSize(maxSize: Int)

MDN Reference

toJSON

fun toJSON(): Any

MDN Reference