O'Reilly logo

Designing with Progressive Enhancement: Building the Web that Works for Everyone by Maggie Costello Wachs, Scott Jehl, Patty Toland, Todd Parker

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter Six. Testing Browser Capabilities

When a design includes advanced CSS or JavaScript, developing with progressive enhancement—building content and functionality in semantic HTML, and then layering on more complex styles and behavior—is a strong first step to ensure you can provide a usable experience. But simply separating the markup from presentation and behavior doesn’t ensure that enhancements are served only to browsers capable of rendering them.

Fortunately, there is a way to eliminate the guesswork: testing browser capabilities. Testing what an individual browser can actually do determines with much greater certainty whether it will render page enhancements correctly.

At Filament Group, we consider this to be the most important ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required