JSFiddle - React, Tailwind, and code Playground

by cancerbero_sgx

JavaScript

function load_resource() {
	var image = new Image();
	image.src = "https://developer.mozilla.org/static/img/opengraph-logo.png";
}
function clear_performance_timings() {
	if (performance === undefined) {
		log("Browser does not support Web Performance");
		return;
	}
	// Create a resource timing performance entry by loading an image
	load_resource();

	var supported = typeof performance.clearResourceTimings == "function";
	if (supported) {
		console.log("Run: performance.clearResourceTimings()");
		performance.clearResourceTimings();
	} else {
		console.log("performance.clearResourceTimings() NOT supported");
		return;
	}
	// getEntries should now return zero
	var p = performance.getEntriesByType("resource");
	if (p.length == 0) 
		console.log("... Performance data buffer cleared");
	else
		console.log("... Performance data buffer NOT cleared!");
}

//clear_performance_timings()