Count angular watchers (type this in your console)

countAngulatWatchers.js

javascript:(function () {  var root = angular.element(document.getElementsByTagName('body')[0]);  var watchers = [];  var f = function (element) {    if (element.data().hasOwnProperty('$scope')) {      angular.forEach(element.data().$scope.$$watchers, function (watcher) {        watchers.push(watcher);      });    }    angular.forEach(element.children(), function (childElement) {      f(angular.element(childElement));    });  };  f(root);  alert(watchers.length);})();