[Perl] Word/Text Manipulation

[Gabor Szabo]

On Mon, 24 Jun 2002, Georges EL OJAIMI wrote:

>     Hi,
> 
> I'm trying to play with word occurrences in a text file, I know it can
> be done in many ways, but is there any smart function for the
> manipulations of these words!
> 1) I want to convert all occurrences of the letters: o,j,a,i,m,i to
> uppercase!

for this you could use 
$line =~ tr/ojaim/IJAIM/;

see also perldoc perlop

> 2) I want to reverse the order of the letters of a word!
for this you can use the reverse function in scalar context
e.g.
print scalar reverse $word;
will print the string in $word with its characters in reverse order

see also perldoc -f reverse

-- Gabor