AngularJS '&' directive scope - 2

gistfile1.html

<div ng-app="myApp" ng-controller="myController">
  <div my-clicky my-click-action="doStuff(number)"></div>
</div>

gistfile2.js

var app = angular.module('myApp', []);
app.controller('myController', function($scope) {
  // some feature that we'll want to surface to our directive:
  // this time with an argument
  $scope.doStuff = function(number) {
    if (typeof number == 'undefined') number = 100;
    console.log(Math.ceil(Math.random() * number));
  };
});
app.directive('myClicky', function() {
  return {
    scope: { myClickAction: '&' },
    // this time we pass an "argument hash" to the click action
    template: '<a ng-click="myClickAction({number:1000})">Click Action</a>'
  };
});