Try this:
 perl -pli -e 's/.txt/=/' input_file 

Search for 'How to replace some string in file' topic in same mailing list
for more info.

~~~~~~~~~~~~~~~~~~~~
Thanks and Best regards,
~ Rajnikant
Software Engg.
Persistent Sys. Ltd.
Ph. +91 98222 04088

-----Original Message-----
From: Gowri Chandra Sekhar Barla, TLS, Chennai [mailto:[EMAIL PROTECTED] 
Sent: Tuesday, June 10, 2008 11:15 AM
To: beginners@perl.org
Subject: how to manipulate word using perl


Hi all

I facing a problem to substitute extensions of file with " = "


For example:

In a file I have names of some files

a.txt
b.txt
c.txt

I want them to 

a=
b=
c=

Thanks and regards
Sekhar

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