This function will allow you to check if the current post or archive page is assigned a specific category. I use it often to apply category-based body classes and special styles for category archives.
Writing CSS has gotten a lot easier since I started doing this. I can’t count the number of times I’ve thought, “arg! If I could just use variables! Things would be so much easier!”
You know you love your work when you find yourself applying its principles to your choice of beverage.