# UI Frappe.js UI library helps create elements from the Native DOM ### frappe.ui.add Add a new HTMLElement ```js let div = frappe.ui.add('div', 'box', parentElement); ``` ### frappe.ui.remove Remove a new HTMLElement from its parent ```js frappe.ui.remove(element); ``` ### frappe.ui.add_class Add a class to an existing document ```js frappe.ui.add_class(element, 'box'); ``` ### frappe.ui.make_dropdown Create and return a new dropdown element ```js let dropdown = frappe.ui.make_dropdown('Actions', this.toolbar); ```