mail us  |  mail this page

contact us
training  | 
tech stuff  | 

Tech Stuff - HTML Attribute Information

Attribute Info

The attributes supported by HTMLElement the base ELEMENT_NODE (nodeType = 1).

  1. className attribute
  2. dir attribute
  3. id attribute
  4. lang attribute
  5. title attribute

className Attribute

className returns a string enclosed in double quotes definning the CSS class applied to the Element. Most, but not all HTML elements support className.

// valid className attribute in HTML
<p id="one" class="mystyle">
// multiple values are allowed
<p class="mystyle yourstyle">

// usage
node = document.getElementById("one");
if(node.className == "mystyle"){
 // gotcha

dir Attribute

The dir attribute defines the direction of a table or language to assist browsers in layout. It may take the values LTR (Left-to-Right) or RTL (Right-to-Left). Most but not all HTML elements support dir.

// valid dir attribute in HTML
<p class="RTL">

id Attribute

The id attribute is a string which may be composed of the following characters. It must be unique with any document and can be used on every HTL element.

// valid id attribute in HTML
<p id="a-7_Z:b.">

lang Attribute

The langattribute is a string enclosed in double quotes defining the language being used. RFC 1766 defines the valid language codes and ISO 3166 defines two letter country codes.

// valid lang attribute in HTML
<p lang="fr">
<p lang="en-Cockney">

title Attribute

The title attribute is a string enclosed in double quotes providing descriptive text and is frequently displayed use a 'tool tips' bubble interface on many user agents (browsers). Most but not all HTML elements support title.

// valid title attribute
<p title="the first paragraph I wrote on the web">

Problems, comments, suggestions, corrections (including broken links) or something to add? Please take the time from a busy life to 'mail us' (at top of screen), the webmaster (below) or info-support at zytrax. You will have a warm inner glow for the rest of the day.

Tech Stuff

RSS Feed Icon

If you are happy it's OK - but your browser is giving a less than optimal experience on our site. You could, at no charge, upgrade to a W3C standards compliant browser such as Firefox




Icons made by Icomoon from is licensed by CC 3.0 BY
share page via facebook tweet this page


email us Send to a friend feature print this page Display full width page Decrease font size Increase font size


HTML Stuff

W3C HTML 4.01
HTML5 Reference
W3C Page Validator

CSS Stuff

W3C CSS2.1
W3C CSS2.2
Default Styles
CSS3 Selectors
CSS 3 Media Queries
CSS 3 Colors

DOM Stuff

W3C DOM 3 Core
W3C 3 Events

Web Style Guide

Useful Stuff

Peter-Paul Koch
A List Apart
Eric Meyer on CSS

Our Stuff

Our DOM Pages
DOM Navigation
Liquid Layout
CSS Short Cuts
CSS overview
CSS One Page

Javascript Stuff



CSS Technology SPF Record Conformant Domain
Copyright © 1994 - 2018 ZyTrax, Inc.
All rights reserved. Legal and Privacy
site by zytrax
Hosted by
web-master at zytrax
Page modified: October 21 2015.