[wellylug] perl - capitalize all text in file

[John Fouhy]

Mark Signal wrote:
> I have a large text file containing a mixture of lowercase and uppercase 
> text (and numbers). I need to make  all lowercase text become uppercase.
> 
> I've done this before and forgotten the syntax - so much for my file 
> organizing.

Does it have to be perl?

--------mixedcase---------
HelLo wOrLd!

ThiS IS a mIxED CasE filE.
--------------------------

$ < mixedcase | tr a-z A-Z
HELLO WORLD!

THIS IS A MIXED CASE FILE.

-- 
John.