The triggering element DOM node is passed as the second argument. All dropdown events are fired at the .dropdown-menus parent element and have a relatedTarget property, whose value is the toggling anchor element. Separate groups of related menu items with a divider. I'm going to create a drop-down menu that displays the unique list of strings from a column called Category and when the user selects a category from the dropdown-menu, the . The examples shown here use semantic