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MouseEvent: screenY property

The screenY read-only property of the MouseEvent interface provides the vertical coordinate (offset) of the mouse pointer in global (screen) coordinates.

Value

A double floating point value.

Early versions of the spec defined this as an integer referring to the number of pixels.

Examples

This example displays your mouse's coordinates whenever you trigger the mousemove event.

HTML

html

<p>Move your mouse to see its position.</p>
<p id="screen-log"></p>

JavaScript

js

let screenLog = document.querySelector("#screen-log");
document.addEventListener("mousemove", logKey);

function logKey(e) {
  screenLog.innerText = `
    Screen X/Y: ${e.screenX}, ${e.screenY}
    Client X/Y: ${e.clientX}, ${e.clientY}`;
}

Result

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
screenY 1 12 1.5 9 ≤12.1 1 ≤37 18 4 ≤12.1 1 1.0

See also

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https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent/screenY