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Think about Loose Coupling

Re: Question about concatenation

by eyepopslikeamosquito (Canon)
on Dec 23, 2012 at 20:27 UTC ( #1010120=note: print w/ replies, xml ) Need Help??

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  1. or download this
    use strict;
    use warnings;
    my @one_to_six = 1..6;
    print "Counting up: " . @one_to_six . "\n";  # scalar context (no. of 
    print "Counting up: " , @one_to_six , "\n";  # list context
  2. or download this
    Use of uninitialized value $. in range (or flip) at line 4.
    Counting up:
    Counting up: 1 2 3 4 5 6
    Counting up: 6
    Counting up: 123456

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