Beefy Boxes and Bandwidth Generously Provided by pair Networks
more useful options
 
PerlMonks  

Re^2: checking values of variables

by fishmonger (Pilgrim)
on Aug 12, 2013 at 16:03 UTC ( #1049140=note: print w/ replies, xml ) Need Help??


in reply to Re: checking values of variables
in thread checking values of variables

print "help\n" unless %params;

That does not do what the OP's if conditional does. The OP want's to execute help() if any one of the vars is empty. Your unless test requires ALL vars to be empty.


Comment on Re^2: checking values of variables

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://1049140]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others studying the Monastery: (11)
As of 2014-08-29 12:56 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?

    The best computer themed movie is:











    Results (280 votes), past polls