What do you mean by doesn't work? Read How (Not) To Ask A Question.

Then read the Getopt::Long documentation, and notice the difference between long names and single letters: 

-h 
--help

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Andreas

In reply to Re: pod2usage not working for verbose level 0 & 1 on LINUX by andreas1234567
in thread pod2usage not displaying the pod document information for verbose level 0 & 1 on LINUX by isha

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