Beefy Boxes and Bandwidth Generously Provided by pair Networks
laziness, impatience, and hubris
 
PerlMonks  

Re: Missing ref() return possibility?

by graff (Chancellor)
on May 16, 2008 at 05:36 UTC ( #686859=note: print w/replies, xml ) Need Help??


in reply to Missing ref() return possibility?

It's good to remember that when ref() is given something that is not a reference to anything, it returns an empty string. (It never seems to return "undef", even when you give it nothing at all.)

Replies are listed 'Best First'.
Re^2: Missing ref() return possibility?
by BrowserUk (Patriarch) on May 16, 2008 at 06:09 UTC

Log In?
Username:
Password:

What's my password?
Create A New User
Domain Nodelet?
Node Status?
node history
Node Type: note [id://686859]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others surveying the Monastery: (6)
As of 2022-01-27 12:47 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?
    In 2022, my preferred method to securely store passwords is:












    Results (70 votes). Check out past polls.

    Notices?