See open and select.

And I'm on Windows 10 (Unfortunately)

In which case the above for select might well not apply. As a non-windowser I'll leave others to suggest a solution (or even explain why it isn't an issue for you).

Addendum: see also the Q&A entry how do i redirect STDOUT, STDIN, or STDERR to a FILE?

In reply to Re: Redirecting Standard Output inside perl by hippo
in thread Redirecting Standard Output inside perl by Anonymous Monk

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