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Re: Efficient way to sum columns in a file

by eibwen (Friar)
on Apr 13, 2005 at 06:51 UTC ( #447281=note: print w/replies, xml ) Need Help??

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    [Lady_Aleena]: Why does grep(/.*$in.*/, @my_modules) work but grep { $_ =~ /.*$in.*/; $_ } @my_modules not work? What did I do wrong in the second?
    [tobyink]: Why are you returning $_ n your grep block? You should return a boolean.
    [tobyink]: *in your grep block

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