how to detect the position of the mouse in javascript code example

Example 1: detect mouse javascript

/* npm i tappify */
import Tappify from "tappify";

/* Only works in react.js */
function myComponent() {
  return <>
    <Tappify.Finger>
      Client is using finger *tap tap*
    </Tappify.Finger>
 
    <Tappify.Cursor>
      Client is using mouse cursor *click click*
    </Tappify.Cursor>
  </>
}
//more info: https://github.com/asplunds/tappify

Example 2: get mouse position javascript

<p>Click in the div element below to get the x (horizontal) and y (vertical) coordinates of the mouse pointer, when it is clicked.</p>

<div onclick="showCoords(event)"><p id="demo"></p></div>

<p><strong>Tip:</strong> Try to click different places in the div.</p>

<script>
function showCoords(event) {
  var cX = event.clientX;
  var sX = event.screenX;
  var cY = event.clientY;
  var sY = event.screenY;
  var coords1 = "client - X: " + cX + ", Y coords: " + cY;
  var coords2 = "screen - X: " + sX + ", Y coords: " + sY;
  document.getElementById("demo").innerHTML = coords1 + "<br>" + coords2;
}
</script>