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how to write script usage sub routine for the perl file?

by perlanswers (Initiate)
on Apr 03, 2017 at 05:02 UTC ( [id://1186769]=perlquestion: print w/replies, xml ) Need Help??

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  1. or download this
    ./html.pl -root="/home/data/multiple/" -out="/home/data/output" -file=
+"/home/data/file.txt"
  2. or download this
    use strict;
use warnings;
...
    'file=s' => \my $file,
)
    or usage();

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