Adds an event listener for the specified event type on the given element.

Creates a stateful value from the fields in a form.

Checks if the current environment matches a given media query and returns the appropriate value.

Copies the given text to the clipboard.

Observes visibility changes for a given element.

Creates a stateful Set object, and a set of functions to manipulate it.

Creates an error dispatcher.

Executes a callback immediately after a component is mounted.

Executes a callback immediately before a component is unmounted and destroyed.

Watches for changes made to the DOM tree, using a MutationObserver

Implements setTimeout() in a declarative manner.

Creates a stateful value with a default fallback if it's null or undefined, and a function to update it.

Eesolves to useEffect() on the server and useLayoutEffect() on the client.

Implements setInterval() in a declarative manner.

Stores the previous state or props.