Why use a post-increment instead of a pre-increment when the value is not being used? $gene_count{ $row[18] }++ is (imo) better written ++$gene_count{$row[18]} so the increment is obvious.

True laziness is hard work

In reply to Re^2: Looping through a file, reading each line, and adding keys/editing values of a hash by GrandFather
in thread Looping through a file, reading each line, and adding keys/editing values of a hash by Anonymous Monk

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