Hi, not sure if I understand your requirement, but you can try:
Y not, chars star
Is this what you need?
On Sun, Aug 6, 2017, 04:47 Sean P. DeNigris <s...@clipperadams.com> wrote:
> vonbecmann wrote
> > did you try with negate?
> That is the standard trick with PP, but the problem here is that I'm trying
> to say, not just "anything which is not Y", but "any string of these
> characters as long is it doesn't also match Y"
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> Sent from the Pharo Smalltalk Users mailing list archive at Nabble.com.