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Re^2: Perlplexation - foreach shoulda Known

by eyepopslikeamosquito (Canon)
on Apr 13, 2012 at 21:51 UTC ( #965000=note: print w/ replies, xml ) Need Help??

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  1. or download this
    x = [ 'apple', 'banana', 'orange' ]
    for i, val in enumerate(x): print i, val
    
  2. or download this
    0 apple
    1 banana
    2 orange
    
  3. or download this
    x = [ 'apple', 'banana', 'orange' ]
    x.each_with_index { |val, i| print "#{i} #{val}\n" }
    
  4. or download this
    use List::MoreUtils qw(each_array);
    my @x = ( 'apple', 'banana', 'orange' );
    ...
    while ( my ($i, $val) = $it->() ) {
        print "$i $val\n";
    }
    
  5. or download this
    my @x = ( 'apple', 'banana', 'orange' );
    while ( my ($i, $val) = each @x ) {
        print "$i $val\n";
    }
    

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