A w3 validator runs side by side with your web browser. It checks and validates that each web documentation you are running and or open are what they say they are and are't going to mess with your computer in harmful manners.
In order to understand the use of a w3 validator you would need to have at least a Bachelors degree in either Computer language and website building. w3 validators are used to make computer language cleaner between HTML based and XHTML.
You can validate your CSS by using w3.org CSS Validator. You just enter your websites address and it will tell you if there are any errors or not.
there is a thing called the w3 validator. i think the address is something like http://www.validator.w3.com and you can type in your code and it will tell you if its valid or not!!! you can also check by URL
The W3C validator checks websites to see if there are any errors in the coding. Errors in coding can cause links to not work, pictures not to show up, and other problems with the way a website works.
Use an HTML validator - http://validator.w3.org/ and a CSS validator - http://jigsaw.w3.org/css-validator/
The most popular way (and to some, official) to validate your CSS is by going here: http://jigsaw.w3.org/css-validator
http://198.234.41.198/w3/webwh.nsf/Files/PreApp.pdf/$FILE/PreApp.pdf
The computer program used to check a piece of code or document for correctness is called a validator. Validators are used in a lot of online word games.
A XML validator checks documents that are written in XML, eXtensible Markup Language. It can be downloaded from XML Validation and many more websites online.
An HTML validator is used to check the validity or syntactical correctness of a fragment code or document. It also technically refers to validation using DTDs by SGML tools.
validator and moderator
validator and moderator