Posting code in WordPress

I just found this out… and I think it’s awesome! I always want to write about code in html, but formatting is a drag.
Now with this, I don’t have to format any more! Yay!!

Here’s some html:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "">
<html xmlns="" xml:lang="en" lang="en">