Formatting Posts?

Are there any ‘tags’ to format a post?

i.e. x = 10; - i tried that on my first post but it did not
work?

what about x = 10;

Jesse H. wrote:

Are there any ‘tags’ to format a post?

i.e. x = 10; - i tried that on my first post but it did not
work?

what about x = 10;

Also how do I edit my own posts? maybe that is not allowed?