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Expressions by User

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Title Test Details Pattern Title
Expression
((0?[13578]|10|12)(-|\/)((0[0-9])|([12])([0-9]?)|(3[01]?))(-|\/)((\d{4})|(\d{2}))|(0?[2469]|11)(-|\/)((0[0-9])|([12])([0-9]?)|(3[0]?))(-|\/)((\d{4}|\d{2})))
Description
Regex used in .NET to validate a date. Matches the following formats mm/dd/yy, mm/dd/yyyy, mm-dd-yy, mm-dd-yyyy This covers days with 30 or 31 days but does not handle February, it is allowed 30 days.
Matches
1/31/2002 | 04-30-02 | 12-01/2002
Non-Matches
2/31/2002 | 13/0/02 | Jan 1, 2001
Author Rating: Not yet rated. Sean McAnally
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