Joe W=F6lfel wrote:
> Interesting that there is a union function but no intersection function [=
for=20
regexen].

Well, the union of two regexen /foo/ and /bar/ is simply /foo|bar/, so the=
=20
union method is rather easily implemented. An intersection method would be=
=20
somewhat more complex. Of course that's not really a reason not to implemen=
t=20
it, but it might be the reason why it's not implemented yet.

HTH,
Sebastian
=2D-=20
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