Modernizr class assignment

Question

I'm new to Modernizr. This may seem like an incredibly OCD question, but I'm curious as to why Modernizr adds a preceding space when it assigns a class to my page's html tag when it is the only class assigned?

For instance when I inspect my page in a desktop context, my page's html tag looks like so:

instead of:

Is there a rationale as to why Modernizr adds classes in this manner?

user_7090310 · Answer

Here's the source code for adding classes in modernizer: https://github.com/Modernizr/Modernizr/blob/e2c27dcd32d6185846ce3c6c83d7634cfa402d19/src/setClasses.js

Looks like it's just because they're doing a += on the className and are including a space in case the element already has some classes assigned.

Modernizr class assignment

1 Answers