Beefy Boxes and Bandwidth Generously Provided by pair Networks
good chemistry is complicated,
and a little bit messy -LW
 
PerlMonks  

Re^3: A more concise way to map the contents of an array.

by LanX (Canon)
on Dec 30, 2012 at 13:55 UTC ( #1010921=note: print w/ replies, xml ) Need Help??

Help for this page

Select Code to Download


  1. or download this
           A scalar value is interpreted as TRUE in the Boolean sense if i
    +t is not
           the null string or the number 0 (or its string equivalent, "0")
    +.  The
           Boolean context is just a special kind of scalar context where 
    +no
           conversion to a string or a number is ever performed.
    
  2. or download this
    Truth and Falsehood
     
    ...
           Negation of a true value by "!" or "not" returns a special fals
    +e value.
           When evaluated as a string it is treated as '', but as a number
    +, it is
           treated as 0.
    

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://1010921]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others browsing the Monastery: (9)
As of 2015-07-08 07:55 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?

    The top three priorities of my open tasks are (in descending order of likelihood to be worked on) ...









    Results (96 votes), past polls