Beefy Boxes and Bandwidth Generously Provided by pair Networks
Pathologically Eclectic Rubbish Lister
 
PerlMonks  

Ámbito de variables en Perl: lo básico

by Hue-Bond (Priest)
on Jul 03, 2006 at 16:13 UTC ( #559011=perltutorial: print w/ replies, xml ) Need Help??

Help for this page

Select Code to Download


  1. or download this
    #!/usr/bin/perl -w
    
    package Szywiecki;
    ...
    # terminate("arturo"); # produce un error si se descomenta
    __OUTPUT__
    el jefe ha despedido a arturo
    
  2. or download this
    #!/usr/bin/perl -w
    
    use strict;
    
    $Robert = "el jefe";  # error!
    print "\$Robert = $Robert\n";
    
  3. or download this
    #!/usr/bin/perl -w
    
    use strict;
    
    $main::Robert = "el jefe";
    print "\$main::Robert = $main::Robert\n";
    
  4. or download this
    #!/usr/bin/perl -w
    
    package Szywiecki;
    ...
    print "Aquí en el trabajo, 'Robert' es $Robert, pero en la piscina, 'R
    +obert' es $PoolHall::Robert\n";
    __OUTPUT__
    Aquí en el trabajo, 'Robert' es el jefe, pero en la piscina, 'Robert' 
    +es el experto en dardos
    
  5. or download this
    #!/usr/bin/perl -w
    
    use strict;
    ...
    $foo: Hey!
    $main::foo: Yo!  
    $foo: Hey!
    
  6. or download this
    #!/usr/bin/perl -w
    
    use strict;
    ...
    package Movie;
    
    print "Bob => $bob, Carol => $carol\n";
    
  7. or download this
    #!/usr/bin/perl -w
    
    use strict;
    ...
    mysub    result 'global value'
    localsub result 'local value'
    no sub   result 'global value'
    

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: perltutorial [id://559011]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others cooling their heels in the Monastery: (4)
As of 2015-07-30 03:10 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 (269 votes), past polls