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Answers and rating deltas for

how to match "ABC-123" but not "XABC-123" in a regular expression

Author Votes Δ
Kobi 4 +0.33
user703016 2 +1.73
sverre 1 -0.55
tofutim 1 -0.41
LHMathies 0 -3.38
Last visited: Sep 14, 2014, 5:07:29 AM