You need FindBin. 
use FindBin;

my $file = $FindBin::Bin . '/InFile.csv';
open my $INFILE, '<', $file or die $!;

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لսႽ† ᥲᥒ⚪⟊Ⴙᘓᖇ Ꮅᘓᖇ⎱ Ⴙᥲ𝇋ƙᘓᖇ

In reply to Re: Execution of a script by choroba
in thread Execution of a script by waytoperl

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