- Prototype Tutorial
- Prototype - Home
- Prototype - Short Overview
- Prototype - Useful Features
- Prototype - Utility Methods
- Prototype - Element Object
- Prototype - Number Processing
- Prototype - Strings Processing
- Prototype - Array Processing
- Prototype - Hash processing
- Prototype - Basic Object
- Prototype - Templating
- Prototype - Enumerating
- Prototype - Event Handling
- Prototype - Form Management
- Prototype - JSON Support
- Prototype - AJAX Support
- Prototype - Expressing Ranges
- Prototype - Periodical Execution
- Prototype Useful Resources
- Prototype - Quick Guide
- Prototype - Useful Resources
- Prototype - Discussion
Prototype - cumulativeOffset() Method
This method returns the offsets of element from the top left corner of the document.
This method returns an array keeping offsetLeft and offsetTop of the element.
Note that all values are returned as numbers, only although they are expressed in pixels.
Syntax
element.cumulativeOffset();
Return Value
An array of two numbers [offset left, offset top].
Example
<html> <head> <title>Prototype examples</title> <script type = "text/javascript" src = "/javascript/prototype.js"></script> <script> function getOffset() { var firstElement = $('firstDiv'); var arr = firstElement.cumulativeOffset(); alert ( "Offset Left: " +arr[0]+ " Offset Top : " +arr[0] ); } </script> </head> <body> <p>Click getOffset button to see the result.</p> <div id = "firstDiv"> <p>This is first paragraph</p> </div> <br /> <input type ="button" value = "getOffset" onclick = "getOffset();"/> </body> </html>
Output
prototype_element_object.htm
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