I am a Perl newbie, and I’m running a program and receiving the errors below.
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Has anyone encountered this before? If so, where am I going wrong?
Easily answered using a search engine, like this or this
Since you're new, you should add
use diagnostic;
to your program, so you'll get more detailed explanation, like "%s" variable %s masks earlier declaration in same %s

In reply to Re: "my" variable masks earlier declaration in same scope by Anonymous Monk
in thread "my" variable masks earlier declaration in same scope by Anonymous Monk

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