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Prototype Event pointerX() Method


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This method returns the absolute horizontal position for a mouse event.

Syntax:

Event.pointerX(event);

Return Value :

  • Returns the absolute horizontal position for a mouse event.

Example:

Try this example by clicking at different places.

<html>
<head>
<title>Prototype examples</title>
   <script type="text/javascript" 
   src="/javascript/prototype.js">
   </script>

<script>

// Register event 'click' and associated call back.
Event.observe(document, 'click', respondToClick);
  
// Callback function to handle the event.
function respondToClick(event) {
  var x_axis = Event.pointerX(event);
  alert("Horizontal position : "  + x_axis);
}

</script>
</head>

<body>

   <p id="note">Click anywhere to see the result.</p>

   <p id="para1">This is paragraph 1</p>
   <p id="para2">This is paragraph 2</p>

   <div id="division">
       This is divsion.
   </div>

</body>
</html>

To understand it in better way you can Try it yourself.



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