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Can we change all uppercase characters to lowercase using vi, or any other technique may be easier?

+2 votes
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Can we change all uppercase characters to lowercase using vi, or any other technique may be easier?
posted Sep 22, 2014 by Amit Kumar Pandey

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~    : Changes the case of current character
guu  : Change current line from upper to lower.
gUU  : Change current LINE from lower to upper.
guw  : Change to end of current WORD from upper to lower.
guaw : Change all of current WORD to lower.
gUw  : Change to end of current WORD from lower to upper.
gUaw : Change all of current WORD to upper.
g~~  : Invert case to entire line
commented Sep 22, 2014 by Salil Agrawal

1 Answer

+2 votes

For changing the case in vi follow below step:

  1. Open file and go to command mode.
  2. type :%s/.*/\L&/ and for change to upper case type :%s/.*/\U&/
  3. Save the file.
answer Sep 22, 2014 by Kali Mishra
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