element-plus/es/utils/menu/menu-bar.js

A Component Library for Vue 3

import MenuItem from './menu-item';
class Menu {
    constructor(domNode) {
        this.domNode = domNode;
        this.init();
    }
    init() {
        const menuChildren = this.domNode.childNodes;
        Array.from(menuChildren, (child) => {
            if (child.nodeType === 1) {
                new MenuItem(child);
            }
        });
    }
}
export default Menu;