Examples of using I promise. See my new edited example. It creates a promise that will be fulfilled, using window.setTimeout(), to the promise count (number starting from 1) every 1-3 seconds, at random. By converting the observab… Learn more about relative time expressions. She'll bring the materials to your office. These are general plans for the future. This small example shows the mechanism of a Promise. Use 'will' or 'going to' to fill in the gaps. Pronunciation of Express promise and its etymology. You don't know if they will win. Menu. The testPromise() method is called each time the