Re^3: Using negative lookahead

Zero-width negative lookaheads do not advance the match point -> "zero-width".

Comment on Re^3: Using negative lookahead

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Re^4: Using negative lookahead by ibm1620 (Hermit) on Oct 20, 2017 at 14:19 UTC
This was where I was most confused, I think. http://www.rexegg.com/regex-lookarounds.html is a helpful article that hammers away at this mistake.	[reply]