in reply to Using Look-ahead and Look-behind
Referring to the paragraph "Matching a pattern that doesn't include another pattern", I wonder why ?: is necessary. It seems to be working for me even without ?:. Please explain. thanks.
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Re^2: Using Look-ahead and Look-behind
by Roy Johnson (Monsignor) on Nov 12, 2007 at 17:54 UTC |
In Section
Tutorials