Whatare Portals in React
Portals provide a first-class way to render children into a DOM node that exists outside the DOM hierarchy of the parent component.
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Portals provide a first-class way to render children into a DOM node that exists outside the DOM hierarchy of the parent component.ReactDOM.createPortal(child, container)
// The first argument (child) is any renderable React child, such as an element, string, or fragment.
//The second argument (container) is a DOM element.