how to convert lower case to uppercase in a word in a line ?

[Kevin Kinsey]

Andrew P. wrote:

>On 9/16/05, Jonathan Glaschke <no-html at jonathan-glaschke.de> wrote:
>  
>
>>Hello,
>>On Fri, Sep 16, 2005 at 06:51:16PM +0300, Yavuz Maslak wrote:
>>    
>>
>>>Hello
>>>
>>>There is a word that consists lowercases.
>>>How to change all of letters capital letters in stead of lowercase ?
>>>is there any script about that ?
>>>Thanks
>>>_______________________________________________
>>>      
>>>
>>Or you do this using perl:
>>
>>$ perl -e 'chomp && system("mv $_ ".uc($_)) foreach `ls`;'
>>
>>    
>>
>
>sed, awk, python, php, ruby, <whatever> versions are to follow
>shortly :)
>  
>

As requested:

[kadmin at archangel][/www]
# echo "foo" | sed 
'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'
FOO

[kadmin at archangel][/www]
# echo "foo" | awk '{print toupper($1)}'
FOO

[kadmin at archangel][/www]
# python -c "import string; i='foo'; o=str.upper(i); print(o);"
FOO

[kadmin at archangel][/www]
# php -r 'echo strtoupper("foo");'
FOO

[kadmin at archangel][/www]
# echo foo | ruby -p -e '$_.tr! "a-z", "A-Z"'
FOO



I don't know <whatever> and can't find it in the manpages
or at Google.  I have heard of INTERCAL and BrainF*ck, but
who cares.... next?

:-D

KDK

P.S.  In my opinion, PHP wins.  But I'm sure my knowledge
of PHP is the best of the five....