Beefy Boxes and Bandwidth Generously Provided by pair Networks
Clear questions and runnable code
get the best and fastest answer
 
PerlMonks  

Re: Name "main::a" used only once: possible typo

by kcott (Chancellor)
on Mar 08, 2013 at 08:07 UTC ( #1022351=note: print w/replies, xml ) Need Help??

Help for this page

Select Code to Download


  1. or download this
    $ perl -Mstrict -Mwarnings -E '
    use List::Util qw/reduce/;
    ...
    Name "main::a" used only once: possible typo at -e line 3.
    Name "main::b" used only once: possible typo at -e line 3.
    720
    
  2. or download this
    $ perl -Mstrict -Mwarnings -E '
    use List::Util qw/reduce/; $a || $b || 1;
    say reduce { $a * $b } 1..6;
    '
    720
    
  3. or download this
    $ perl -Mstrict -Mwarnings -E '
    use List::Util qw/reduce sum/; $a || $b || 1;
    ...
    '
    720
    21
    

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://1022351]
help
Chatterbox?
[Tanktalus]: SwaJime: wouldn't status & status < 13 be true if status was 0?
[SwaJime]: I thought 0 was false, and false AND anything would be false ...
[SwaJime]: unless & is higher precedence than <
[SwaJime]: couldn't find bitwise in precedence list for sybase
[SwaJime]: I bet that is why ... and that makes it to be I think terribly written code :-|

How do I use this? | Other CB clients
Other Users?
Others contemplating the Monastery: (9)
As of 2017-08-22 18:07 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?
    Who is your favorite scientist and why?



























    Results (338 votes). Check out past polls.

    Notices?