// this example takes 2 seconds to run
const start = Date.now();
console.log('starting timer...');
// expected output: starting timer...
setTimeout(() => {
const millis = Date.now() - start;
console.log(`seconds elapsed = ${Math.floor(millis/1000)}`);
// expected output : seconds elapsed = 2
}, 2000);
// this example takes 2 seconds to runconst start = Date.now();console.log('starting timer...');// expected output: starting timer...setTimeout(() => { const millis = Date.now() - start; console.log(`seconds elapsed = ${Math.floor(millis/1000)}`); // expected output : seconds elapsed = 2}, 2000);