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Re^2: Speed up perl code

by cibien (Novice)
on Oct 09, 2012 at 15:09 UTC ( #998024=note: print w/ replies, xml ) Need Help??

in reply to Re: Speed up perl code
in thread Speed up perl code

The script is writed by hand. thank you for your very esauxtive answer. I have used your adwice, but I understand that it speding a lot of time here:

 while( ($filename = readdir(DIR))){

the module Spreadsheet::ParseExcel spend a lot of time to open the excel file... Is fast to open light .xls files, and very slow to open big (more than 4mb) .xls files I think is nothing to do. anyway thankyou very much

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Re^3: Speed up perl code
by Anonymous Monk on Oct 09, 2012 at 19:22 UTC

    Yes, it is spending much time in that loop, because 90% of your code is there.

    You need to divide your code into subroutines, preferably small ones, to get a reasonable analysis from a profiler.

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