What is the TypeScript definition for the onMouseLeave event in React?

The right interface for onMouseLeave is MouseEvent

Please continue reading below to see how to use it or read my guide on using React events with TypeScript.

You can also go to the search page 🔍 to find another event.


interface MouseEvent<T = Element, E = NativeMouseEvent> extends UIEvent<T, E> {
    altKey: boolean;
    button: number;
    buttons: number;
    clientX: number;
    clientY: number;
    ctrlKey: boolean;
     * See [DOM Level 3 Events spec](https://www.w3.org/TR/uievents-key/#keys-modifier). for a list of valid (case-sensitive) arguments to this method.
    getModifierState(key: string): boolean;
    metaKey: boolean;
    movementX: number;
    movementY: number;
    pageX: number;
    pageY: number;
    relatedTarget: EventTarget | null;
    screenX: number;
    screenY: number;
    shiftKey: boolean;

Full example

import React, { MouseEvent } from 'react';

const ButtonComponent = () => {
  const handleMouseEvent = (e: MouseEvent<HTMLButtonElement>) => {
    // Do something

  return <button onMouseLeave={handleMouseEvent}>Click me!</button>;

export default ButtonComponent;

Attributes that use MouseEvent:

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