Príklad v JavaScripte:

var urls = [
	'http://example.org/1',
	'http://example.org/2'
];
var count = 12;
var delay = 200;
var sendRequests = function() {
	urls.forEach(function(x) {
		var xhr = new XMLHttpRequest();
		xhr.open('GET', x);
		xhr.send();
	});
	if (--count > 0)
		setTimeout(sendRequests, delay);
};
sendRequests();