Vi Useful Commands

Vi: Search and Replace

Change to normal mode with <ESC>.

Search (Wraped around at end of file):

  Search STRING forward :   / STRING.
  Search STRING backward:   ? STRING.
  Repeat search:   n
  Repeat search in opposite direction:  N  (SHIFT-n)

Replace: Same as with sed, Replace OLD with NEW:

 First occurrence on current line:      :s/OLD/NEW
 Globally (all) on current line:        :s/OLD/NEW/g
 Between two lines #,#:                 :#,#s/OLD/NEW/g
 Every occurrence in file:              :%s/OLD/NEW/g

References

Vi: Search and Replace – http://www.felixgers.de/teaching/emacs/vi_search_replace.html