MouseEvent pageX Property

Get the coordinates of the mouse pointer when a mouse button is clicked:

let x = event.pageX; // Horizontal
let y = event.pageY; // Vertical

More examples below.

Description

The pageX property returns the document relative X coordinate of the mouse pointer when a mouse event occurs.

The pageX property is read-only.

The document is the web page.

event.pageX

Return Value:	A Number. The X coordinate of the mouse pointer, in pixels.
DOM Version:	DOM Level 4 Mouse Events

The coordinates of the mouse pointer while the mouse pointer moves:

var x = event.pageX;
var y = event.pageY;

The differences between pageX and pageY and screenX and screenY:

let pX = event.pageX;
let pY = event.pageY;
let sX = event.screenX;
let sY = event.screenY;

event.pageX is a DOM Level 4 (2015) feature.

It is supported in all modern browsers:


Chrome	Edge	Firefox	Safari	Opera
Yes	Yes	Yes	Yes	Yes

event.pageX is not supported in Internet Explorer 11 (or earlier).