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Rosetta code: Split an array into chunks

by eyepopslikeamosquito (Canon)
on Sep 25, 2010 at 09:29 UTC ( #861938=perlmeditation: print w/ replies, xml ) Need Help??

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  1. or download this
    a bb c
    d e f
    g h
    
  2. or download this
    use strict;
    use warnings;
    ...
    my $v2 = chunk_array(3, "a", "bb", "c", "d", "e", "f");
    $v2 eq "a bb c\nd e f\n" or die "error: '$v2'\n";
    print $v2;
    
  3. or download this
    use List::MoreUtils qw(part natatime);
    
    ...
        my $i = 0;
        return join "", map { join(" ", @$_)."\n" } part { $i++/$n } @vals
    +;
    }
    
  4. or download this
    from itertools import *
    
    ...
    
    def chunk_array(n, vals):
      return "".join(" ".join(x for x in i if x!=None)+"\n" for i in group
    +(n, vals))
    

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