cross - output the cross product of two or more sets
cross [-g gluestring] "item,item,item" "item,item,item" ...
prompt> cross "a,b,c" "1,2,3"
a 1
a 2
a 3
b 1
...
prompt> cross "a,b,c" "1,2,3" "x,y,z"
a 1 x
a 1 y
a 1 z
a 2 x
...
# specify your own separator with -g
prompt> cross -g="," "a,b,c" "1,2,3"
a,1
a,2
This is part of the Perl module Set::CrossProduct.
This source is part of a SourceForge project which always has the latest sources in CVS, as well as all of the previous releases.
http://sourceforge.net/projects/brian-d-foy/
If, for some reason, I disappear from the world, one of the other members of the project can shepherd this module appropriately.
brian d foy, <bdfoy@cpan.org>
Copyright (c) 2007 brian d foy. All rights reserved.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
