Beefy Boxes and Bandwidth Generously Provided by pair Networks
Don't ask to ask, just ask
 
PerlMonks  

Re: Explaining Autovivication

by ikegami (Pope)
on Jun 12, 2008 at 08:41 UTC ( #691609=note: print w/ replies, xml ) Need Help??

Help for this page

Select Code to Download


  1. or download this
    >perl -wle"my @x = @$ref; print $ref"
    Use of uninitialized value in array dereference at -e line 1.
    Use of uninitialized value in print at -e line 1.
    
  2. or download this
    >perl -wle"@$ref = my @x; print $ref"
    ARRAY(0x225228)
    
  3. or download this
    >perl -wle"sub {}->(@$ref); print $ref"
    ARRAY(0x225230)
    
    >perl -wle"for (@$ref) {} print $ref"
    ARRAY(0x225228)
    

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://691609]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others exploiting the Monastery: (7)
As of 2014-08-01 02:31 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?

    My favorite superfluous repetitious redundant duplicative phrase is:









    Results (256 votes), past polls