What you are missing is use strict;.

I stronlgy suggest you read: Coping with scoping.

As far as your problem goes: I'm guessing you want: if ($key =~ /Hox/) { instead of if ($Gene_Symbol =~ /Hox/) {.

In reply to Re: If Statements and Regular Expressions by Animator
in thread If Statements and Regular Expressions by TempAcolyte

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