A List Apart

Menu
Issue № 199

More About Custom DTDs

by The W3C QA Group · 34 Comments

Your web page uses non-standard elements, so, following the advice of earlier ALA articles, you bang out a custom DTD to make sure your document still validates. Not so fast, says the W3C’s Quality Assurance team, who argue that crafting a custom DTD for the sole purpose of validation is a mistake … and then tell when it is the right thing to do.

More from A List Apart

Columnists

Lyza Danger Gardner on Building the Web Everywhere

The Implicit Contract

Working with a team of like-minded folks not only makes for more copacetic daily interactions, it actually has a positive effect on the end product. Developers are valued for more than their technical skills. Another hallmark of a good developer is how well they mesh with a team.

From the Blog