<ul><li>React Portals allow rendering components outside the main DOM hierarchy, useful for modals, tooltips, and dropdowns.</li><li>To create a portal in React, add a dedicated <div> in the HTML and use ReactDOM.createPortal to render the content.</li><li>Build a custom Modal component using portals, hooks, and event listeners.</li><li>React Portals help avoid z-index conflicts and allow scalable and clean rendering of UI components.</li></ul>

Mastering React Portals: Build Complex Modals, Tooltips, and Overlays Like a Pro

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