how to change ext of a file in Windows?

Posted by Tim on Super User See other posts from Super User or by Tim
Published on 2010-06-08T13:06:23Z Indexed on 2010/06/08 13:13 UTC
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Windows

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command-line

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file

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ext

I downloaded a perl file from some webpage by opening it in my browser and saving it. But the saved file has a file name xxx.pl.txt. How can I save it into a file with pl as its ext?

Also how to change a file's ext?

Can I do these in command line?

Thanks and regards!

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