react-ui89/dist/esm/react-utils.d.ts

A collection of React components that mimic a common style of user interfaces from the late 80s and early 90s.

/**
 * Runs the function the moment that this function is called.
 *
 * Sounds similar to useEffect(cb, []) but it actually is not. Unlike
 * useEffect, this function will be called immediately.
 */
export declare function useOnce(cb: () => void): void;