Toying with perl 5.10: 
perl -E 'for(1..20) { when([18..23]) { say } }'

[download]
:-)

I'm slightly puzzled that I couldn't write when(18..23), though.

In reply to Re^3: Perl 6 Junctions and Postgres SQL by rhesa
in thread Perl 6 Junctions and Postgres SQL by mugwumpjism

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