code: function(events) {
  	return {
  		remove: function() { // Remove multiple events.
  			for (var key in events) {
  				events[key].remove();
  			}
  		},
  		add: function() { // Add multiple events.
  			for (var key in events) {
  				events[key].add();
  			}
  		}
  	};
  }
docs: / Perform batch actions on multiple events.