var code = true; var code = false; ```javascript var code = true; ``` ````md ``` a = 'This is a code block in python' ``` ```` ~~~ tilde can be used also (github) ~~~ ~~~~ ruby startline=3 $%@#$ def foo(x) return 3 end ~~~~~~~ ~~~~~~~something code here ~~~~~~~ ``` aaa ~~~ ``` ```javascript can be indented ``` Inline `code`, and `more code`.