Beefy Boxes and Bandwidth Generously Provided by pair Networks
Think about Loose Coupling
 
PerlMonks  

Re^4: Lexical scoping like a fox

by graff (Chancellor)
on Jan 13, 2008 at 17:58 UTC ( #662202=note: print w/ replies, xml ) Need Help??


in reply to Re^3: Lexical scoping like a fox
in thread Lexical scoping like a fox

3)can someone explain further on "lexical variables are declared at compile-time, not initialised?

It's the difference between "existing but having an undefined value (what you get when a variable is declared but not initialized -- ie. defined($var) returns false) vs. "existing with a defined value (what you get when you declare and initialize).


Comment on Re^4: Lexical scoping like a fox
Download Code

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://662202]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others wandering the Monastery: (13)
As of 2015-07-29 12:05 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 (263 votes), past polls