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Page 2 - Other - .Net Regex, looking to make efficient Page 2 - Discuss .Net Regex, looking to make efficient in the Regex Programming forum on Dev Shed. .Net Regex, looking to make efficient Regular expressions forum covering PCRE and POSIX techniques, practices, and standards. Regular expressions help shorten coding time by providing the ability to compact many lines of code into one string.

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#16

July 19th, 2011, 02:48 PM

requinix

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(?<=X) is a positive lookbehind, equivalent to the English "at this point X must have been immediately before". It by itself does not capture, so

Code:

(?<=12:)[0-5]\d

will match the minutes (and only the minutes) of any time between 12:00 and 12:59.

Check the Regex Resources thread for more.

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