Stop guessing about, what would be a valid name for a new
CSS class, a
JavaScript variable, a
PERL function or any other
identifier!
Use the
common shared set of rules of languages. It cannot be any easier.
Print out that page and you have a valid reference for the most important languages on the Web.
Web masters, Web designers, and programmers do not have an easy job, when it comes to update templates, files, and programs for a Web site. In most cases they will have to build on "code" that has been written by somebody else. Furthermore there are many different languages that have rules of their own.
- HTML, XHTML, XML
- CSS
- JavaScript, DOM
- PHP, PERL
- …
Sometimes the differences are minor, but the interpreter, browser, or validation tool might complain, if the syntax or content is not correct 100%.