Javascript Debouncer

debouncer.js

var debounce = function(fn) {
  var timeout;
  
  var debouncedFn = function() {
    clearTimeout(timeout);
    timeout = setTimeout(fn.apply.bind(fn, this, arguments), 500);
  };
  
  return debouncedFn;
};

var myFunction = function(name) {
  console.log('Hi ' + name + '!');
};

var myDebouncedFunction = debounce(myFunction);

myDebouncedFunction('one');
myDebouncedFunction('two');
myDebouncedFunction('three');
setTimeout(myDebouncedFunction.bind(this, 'four'), 1000);