validating the command line input

Rash_10oct has asked for the wisdom of the Perl Monks concerning the following question:

hiii... I am a newbie to this forum and perl script as well. i was wondering how to validate the command line input.. for e.g...i want to check that if the file entered by the user is valid, then the script should perform its action. otherwise a message "please enter a valid file name" should be displayed. Please suggest..

Comment on validating the command line input

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Re: validating the command line input by kielstirling (Scribe) on Mar 06, 2013 at 07:59 UTC
Getopt::Long or Getopt::Std may help. or This page Google found -Kiel	[reply]
Re: validating the command line input by Anonymous Monk on Mar 06, 2013 at 07:29 UTC
perldoc -f -e	[reply]
Re^2: validating the command line input by jellisii2 (Hermit) on Mar 06, 2013 at 14:31 UTC
Wholly accurate, if a bit "RTFM".	[reply]
Re: validating the command line input by clueless newbie (Curate) on Mar 06, 2013 at 12:51 UTC
For that type of problem, I'd used Damian Conway's Getopt::Euclid.	[reply]