Element: releasePointerCapture() method

The releasePointerCapture() method of the Element interface releases (stops) pointer capture that was previously set for a specific (PointerEvent) pointer.

Syntax

js
releasePointerCapture(pointerId)

Parameters

pointerId

The pointerId of a PointerEvent object.

Return value

None (undefined).

Exceptions

NotFoundError DOMException

Thrown if pointerId does not match any active pointer.

Examples

This example sets pointer capture on a <div> when you press down on it. This lets you slide the element horizontally, even when your pointer moves outside of its boundaries.

HTML

html
<div id="slider">SLIDE ME</div>

CSS

css
div {
  width: 140px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffbbee;
}

JavaScript

js
const slider = document.getElementById("slider");

function beginSliding(e) {
  slider.onpointermove = slide;
  slider.setPointerCapture(e.pointerId);
}

function stopSliding(e) {
  slider.onpointermove = null;
  slider.releasePointerCapture(e.pointerId);
}

function slide(e) {
  slider.style.transform = `translate(${e.clientX - 70}px)`;
}

slider.onpointerdown = beginSliding;
slider.onpointerup = stopSliding;

Result

Specifications

See also