PerlSufi,Read, think and then write. The OP mentioned an Excel file as an analogy, so it is not really useful to direct him to the documentation of Spreadsheet::ParseExcel. He also said that the file is encrypted, so opening the file with the standard Perl open function is not likely to yield much success, is it? As your name indicates, you are a seeker of (Perl) wisdom, so meditate some more and mend your errors.
CountZero A program should be light and agile, its subroutines connected like a string of pearls. The spirit and intent of the program should be retained throughout. There should be neither too little or too much, neither needless loops nor useless variables, neither lack of structure nor overwhelming rigidity." - The Tao of Programming, 4.1 - Geoffrey James My blog: Imperial Deltronics
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