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  1. or download this
    rec_for([1..3],["a".."c"],[10..13]);

...
    print "tuple: @tuple\n";
  }
}
  2. or download this
    /usr/bin/perl -w /home/lanx/B/PL/PM/recursive_for.pl 
tuple: 1 a 10
tuple: 1 a 11
...
tuple: 1 b 10
tuple: 1 b 11
...
  3. or download this
    rec_for(a=>[1..3],b=>["a".."c"],c=>[10..13]);