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Module

x/deno/cli/tsc/dts/lib.dom.d.ts>PerformanceObserver

A modern runtime for JavaScript and TypeScript.
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variable PerformanceObserver
import { PerformanceObserver } from "https://deno.land/x/deno@v1.40.5/cli/tsc/dts/lib.dom.d.ts";

type

{ prototype: PerformanceObserver; readonly supportedEntryTypes: ReadonlyArray<string>; new (callback: PerformanceObserverCallback): PerformanceObserver; }