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Re^3: While loop not printing anything after using grep

by AnomalousMonk (Archbishop)
on Dec 31, 2020 at 00:10 UTC ( [id://11126020]=note: print w/replies, xml ) Need Help??


in reply to Re^2: While loop not printing anything after using grep
in thread While loop not printing anything after using grep

open(my $in_file,'<', ...) or die "Can not open ... for writing: $!.\n";

<nit>
$in_file is being opened for reading ('<'), not writing.
</nit>


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