Mission Clock Code Samples

basic-mission-clock.js

(function(){
  //Numbers
  var num = 0;
  var perMinute = 75;
  var perSecond = perMinute / 60;
  
  //Element selection
  var count = document.getElementById("count");
  
  function update(){
  
    //Add the per-second value to the total
    num += Math.round(perSecond);
  
    //Display the count rounded without a decimal
    count.innerHTML = num;
  }
  
  //Run the update function once every second
  setInterval(update, 1000/perSecond);
})();