JavaScript (JS) tabIndex Example: HTML DOM Objects – Anchor Object – JavaScript (JS) tabIndex Example
JavaScript (JS) tabIndex Example: HTML DOM Objects – Anchor Object – JavaScript (JS) tabIndex Example
Purpose: – Illustrates the JavaScript syntax for the Anchor Object tabIndex Property .
Prerequistes:
- Install Visual Web Developer 2008
Syntax: object.tabIndex=Index – Allows you to retrieve or assign tabbing order for objects.
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 hrefuage
- 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 “DOMAnchor”
- Right-click folder named “HTMLDOMObjects” in solution explorer;
- add new folder;
- name of folder should be: DOMAnchor
- Add New subfolder to “DOMAnchor” subfolder named “AnchorObjectProperties”
- Right-click subfolder named “DOMAnchor” in solution explorer;
- add new folder;
- name of folder should be: AnchorObjectProperties
- Add HTML Page Named tabIndex to AnchorObjectProperties subfolder
- Right-click AnchorObjectProperties subfolder;
- add new item;
- Select HTML Page
- HTML Page name should be tabIndex
- Click on copy code in code below to copy code into HTML Page tabIndex.htm
- Right-click on HTML page tabIndex.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: tabIndex </title>
<!--
***************************************************
* This example is from http://idealprogrammer.com *
***************************************************
-->
</head>
<body>
<input id="Button1" type="button" tabindex="2" value="Button1" /><br /><br />
<input id="Button2" type="button" tabindex="1" value="Button2" /><br /><br />
<input id="Button3" type="button" tabindex="0" value="Button3" /><br /><br />
<input id="Button4" type="button" tabindex="3" value="Button4" /><br /><br />
<script type="text/javascript">
//*****************************************************
// DOM Objects
//*****************************************************
//*****************************************************
// *** Anchor Object Properties ***
//*****************************************************
//*****************************************************
// tabIndex
//*****************************************************
// SYNTAX:
// object.tabindex="index" Allows you to retrieve or assign
// the tabbing order for an object
// Two ways to retrieve accessKey
// 1. GetElementsByTagName
myObject = document.getElementsByTagName('input')[0];
document.write("Button1 Using getElementsByTagName : " + myObject.tabIndex);
document.write("<br />");
// 2. GetElementById
document.write("Button2 Using getElementById: ");
document.write(document.getElementById('Button2').tabIndex);
document.write("<br /><br />");
// Two ways to assign accessKey
// 1. GetElementById
myThirdButton = document.getElementById('Button3');
myThirdButton.tabIndex = "3";
document.write("<br />Button3 tabIndex changed to 3: ", myThirdButton.tabIndex);
// 2. GetElementsByTagName
myFourthButton = document.getElementsByTagName('input')[3];
myFourthButton.tabIndex = "0";
document.write("<br />Button4 tabIndex changed to 0: ", myFourthButton.tabIndex)
</script>
</body>
</html> |
