1 ## A plain header 2 3 Let's first have a plain header 4 5 An underlined header 6 ==================== 7 8 (That's also useful) 9 10 # A header with a [link](http://www.link.com) 11 12 First with a hash 13 14 Another with a [link][a] 15 ------------------------ 16 This time underlined 17 18 [a]: http://www.link.com/ 19