Comments

" This is a comment

Variables

set softab = 2
map <leader>tn :tabnew

Map

mystring = :steveT;

Functions

func! DeleteTrailingWS()
  exe "normal mz"
  %s/\s\+$//ge
  exe "normal `z"
endfunc

Logic

if has("mac")
  nmap <D-j> <M-j>
endif