Beefy Boxes and Bandwidth Generously Provided by pair Networks
Syntactic Confectionery Delight
 
PerlMonks  

Re^2: subroutine reference parameters

by gnosti (Friar)
on Jun 04, 2011 at 01:38 UTC ( #908092=note: print w/replies, xml ) Need Help??


in reply to Re: subroutine reference parameters
in thread subroutine reference parameters

Hi,

You posted a link to the documentation for 'each'. Perhaps you should re-read it! When called in scalar context, the function returns a key. When called in list context, it returns a key-value pair.

Replies are listed 'Best First'.
Re^3: subroutine reference parameters
by choroba (Chancellor) on Jun 04, 2011 at 09:54 UTC
    OK, but ($key) = is not scalar context.

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://908092]
help
Chatterbox?
and all is quiet...

How do I use this? | Other CB clients
Other Users?
Others studying the Monastery: (3)
As of 2016-12-08 01:27 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?
    On a regular basis, I'm most likely to spy upon:













    Results (133 votes). Check out past polls.