className Example JavaScript (JS): HTML DOM Objects – Anchor Object – className Example JavaScript (JS)
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className Example JavaScript (JS): HTML DOM Objects – Anchor Object – className Example JavaScript (JS)
Purpose: – Illustrates the JavaScript syntax for the Anchor Object className Property .
Prerequistes:
- Install Visual Web Developer 2008
Syntax: object.className=name – Allows you to retrieve or assign className.
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 "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 "StandardProperties"
- Right-click subfolder named "DOMAnchor" in solution explorer;
- add new folder;
- name of folder should be: StandardProperties
- Add HTML Page Named className to StandardProperties subfolder
- Right-click StandardProperties subfolder;
- add new item;
- Select HTML Page
- HTML Page name should be className
- Click on copy code in code below to copy code into HTML Page className.htm
- Right-click on HTML page className.htm and select view in browser
| HTML | | copy code | | ? |
< !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: className </title> |
<!-- |
*************************************************** |
* This example is from http://idealprogrammer.com * |
*************************************************** |
--> |
<style type="text/css" id="myStyle" > |
.myButtons |
{ |
font-size:large; |
} |
.myButton2 |
{ |
font-size:xx-small; |
} |
.myButton3 |
{ |
background-color:#d0e4fe; |
} |
</style> |
</head> |
<body> |
<input id="Button1" type="button" class="myButtons" value="button" /><br /><br /> |
<input id="Button2" type="button" class="myButton2" value="button" /><br /><br /> |
<input id="Button3" type="button" class="myButton3" value="button" /><br /><br /> |
<script type="text/javascript"> |
//***************************************************** |
// DOM Objects |
//***************************************************** |
//***************************************************** |
// *** Anchor Object - Standard Properties *** |
//***************************************************** |
//***************************************************** |
// className |
//***************************************************** |
// SYNTAX: |
// object.className=name Allows you to retrieve or assign className |
// Two ways to retrieve className |
// 1. GetElementsByTagName |
myObject=document.getElementsByTagName('input')[0]; |
document.write("Using getElementsByTagName: " + myObject.className); |
document.write("<br />"); |
// 2. GetElementById |
document.write("Using getElementById: "); |
document.write(document.getElementById('Button1').className); |
// Two ways to assign className |
// 1. GetElementById |
document.getElementById('Button2').className = "myButton2" |
// 2. GetElementsByTagName |
myThirdButton = document.getElementsByTagName('input')[2]; |
myThirdButton.className = "myButton3"; |
</script> |
</body> |
</html> |
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