Anna Learns to Code With Addition

gistfile1.js

(function() {
  var i;
  var value;

  var start = 1;
  var end = 10;
  var by= 1;

  value = start;

  for (i = start; i <= end; i += by) {
    document.write(value + '<br/>');
    value = value + by;
  }
}) ();