Dynamically Changing an Injected CSS Class …Good? …Bad?

Question

Dynamically Changing an Injected CSS Class ...Good? ...Bad?

I found a \'need\' to modify a CSS Class that I inject into the header vis javascript. Bec

Answer 1

This is a bad practice. A CSS class should have a single definition. Modifying the class conditionally makes your code hard to follow and hard to maintain.

The correct way would to be create a separate CSS class for each condition, or modify the DOM directly using Javascript.