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Re: how to write script usage sub routine for the perl file? the dynamic duo with Pod::Usage

by Discipulus (Abbot)
on Apr 03, 2017 at 07:54 UTC ( #1186789=note: print w/replies, xml ) Need Help??

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  1. or download this
    use strict;
    use Pod::Usage;
    ...
     
    ## Check for too many filenames
    pod2usage("$0: Too many files given.\n")  if (@ARGV > 1);
    

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