Timers – setTimeout, setInterval, clearTimeout, and clearInterval

Video

JavaScript Notes

JavaScript 
    // How to use setTimeout, clearTimeout, setInterval
    // and clearInterval
    
    function log(msg) {
        console.log('MESSAGE', msg); 
        clearInterval(tommy);
    }
    
    let timmy = setTimeout(log, 1000, 'Hello');
    // 1000 means 1 second – returns 'MESSAGE Hello'

    clearTimeout(timmy);

    let tommy = setInterval(log, 500, 'Goodbye');