- 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 - getHeight() Method
This method finds and returns the computed height of element.
This method returns correct values on elements whose display is set to none either in an inline style rule or in an CSS stylesheet.
Note that the value returned is a number only although it is expressed in pixels.
Syntax
element.getHeight();
Return Value
It returns the computed height of element.
Example
<html> <head> <title>Prototype examples</title> <script type = "text/javascript" src = "/javascript/prototype.js"></script> <script> function showResult() { var height = $('rectangle').getHeight(); alert("Element height is " + height ); } </script> </head> <body> <p>Click the button to see the result.</p> <div id = "rectangle" style = "font-size: 10px; width: 20em; height: 10em"> <p>This is the paragraph.</p> </div> <br /> <input type = "button" value = "showResult" onclick = "showResult();"/> </body> </html>
Output
prototype_element_object.htm
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