For a quick file update, perl -pi -e "s/e/\*\*/ig" D:\RAM\perl\test should work. If your needs are more complex, see open, in particular the '+<' and '+>' bits.

update - changed single to double quotes around the s///ig after belatedly realizing the significance of D:

In reply to Re: opening file for editing by keszler
in thread opening file for editing by ramprasad27

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