Images Example JavaScript (JS): HTML DOM Object Collections – Images Example JavaScript (JS)
Images Example JavaScript (JS): HTML DOM Object Collections – Images Example JavaScript (JS)
Purpose: – Illustrates the JavaScript syntax for the Images Collection .
Prerequistes:
- Install Visual Web Developer 2008
Syntax: Images[index] – Allows you to access all of the Images in a document – index specifies the Image
Restrictions: None
Notes:
- You can build your own library of syntax examples by using same web site over and over and just add new files to it.
Instructions:
- Use Visual Web Developer 2008
- Create new web site;
- Click File/New Web Site
- Select ASP.NET Website Template
- Select C-Sharp for Language
- name of Web Site could be JavaScript_Syntax.
- Add New folder named “HTMLDOMObjects”
- Right-click project name in solution explorer;
- add new folder;
- name of folder should be: HTMLDOMObjects
- Add New subfolder to “HTMLDOMObjects” folder named “DOMObjectCollections”
- Right-click folder named “HTMLDOMObjects” in solution explorer;
- add new folder;
- name of folder should be: DOMObjectCollections
- Add HTML Page Named Images to DOMObjectCollections subfolder
- Right-click DOMObjectCollections subfolder;
- add new item;
- Select HTML Page
- HTML Page name should be Images
- Click on copy code in code below to copy code into HTML Page Images.htm
- Right-click on HTML page Images.htm and select view in browser
< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<title>IdealProgrammer.com: Forms Collection</title>
<!--
***************************************************
* This example is from http://idealprogrammer.com *
***************************************************
-->
</head>
<body>
<img border="0" alt="gold bottle" src="http://idealprogrammer.com/wp-photos/goldbottle.jpg" height="100px" /><br /> <br />
<img border="0" alt="gold panning" src="http://idealprogrammer.com/wp-photos/goldpanning.jpg" height="100px"/><br /><br />
<script type="text/javascript">
//*****************************************************
// DOM Document
//*****************************************************
//*****************************************************
// *** DOM Object Collections ***
//*****************************************************
//*****************************************************
// Images Collection
//*****************************************************
// SYNTAX:
// images[index] Allows you to access all of the images objects in a document
// index is index of image
document.write("Number of Images: ")
document.write(document.images.length + "<br />")
document.write(document.images[1].src + "<br /><br /><br /><br />")
</script>
</body>
</html> |
