@genes;
    @genes = split(/\t/,$genesList);

[download]

Mentioning a variable before using it doesn't do anything useful - it's just cargo cult programming. use strict and declare your variables with my instead: 

my @genes = split m/\t/, $genesList;

[download]

In reply to Re: Searching each word of a file by moritz
in thread Searching each word of a file by biomonk

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