Ken Bloom wrote:
How can I match, in one regexp strings that begin with "att_" but do not
begin with "att_appraisal"?
In perl or something with perl's regexp capabilities, you'd use a
negative lookahead:
^att_(?!appraisal)
Without that, your best bet is to combine two regexps using boolean logic:
if (/^att_/ && !/^att_appraisal/)
You could do this with one regexp but it's ugly:
^att_($|[^a]|a($|[^p]|p($|[^p]|p($[^r]|...
i.e., "att_" followed by end-of-string OR not-a OR a followed by (end of
string OR not-p OR p followed by..
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