function fakeAjax(url, cb) {
var fake_responses = {
file1: 'The first text',
file2: 'The middle text',
file3: 'The last text'
};
var randomDelay = (Math.round(Math.random() * 1e4) % 8000) + 1000;
console.log('Requesting: ' + url);
setTimeout(function() {
cb(fake_responses[url]);
}, randomDelay);
}
function output(text) {
console.log(text);
}
const getFile = file => new Promise(resolve => fakeAjax(file, resolve));
const getFiles = async () => {
var p1 = getFile('file1');
var p2 = getFile('file2');
var p3 = getFile('file3');
output(await p1);
output(await p2);
output(await p3);
output('Completed');
};
getFiles();