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JS & DOM Reference

Overview

JavaScript Objects

JS Array JS Boolean JS Date JS Math JS Number JS String JS RegExp JS Global

Browser Objects

Window Navigator Screen History Location

Core DOM Objects

DOM Node DOM NodeList DOM NamedNodeMap DOM Document DOM Element DOM Attr

HTML DOM Objects

DOM Document DOM Events DOM Elements
DOM Anchor DOM Area DOM Base DOM Body DOM Button DOM Form DOM Frame/IFrame DOM Frameset DOM Image DOM Input Button DOM Input Checkbox DOM Input File DOM Input Hidden DOM Input Password DOM Input Radio DOM Input Reset DOM Input Submit DOM Input Text DOM Link DOM Meta DOM Object DOM Option DOM Select DOM Style DOM Table DOM td / th DOM tr DOM Textarea

screenY Event Attribute

Event Object

Definition and Usage

The screenY event attribute returns the vertical coordinate (according to the users computer screen) of the mouse pointer when an event was triggered.

Syntax

event.screenY

Example

The following example alerts the coordinates of the mouse pointer when the mouse button was clicked:

<html>
<head>
<script>
function show_coords(event)
  {
  var x=event.screenX
  var y=event.screenY
  alert("X coords: " + x + ", Y coords: " + y)
  }
</script>
</head>
<body>

<p onmousedown="show_coords(event)">Click this paragraph, and an alert box will alert the x and y coordinates of the cursor.</p>

</body>
</html>

Try it yourself »

Event Object