Regular expression to validate valid time

Question

Can someone help me build a regular expression to validate time?

Valid values would be from 0:00 to 23:59.

When the time is less than 10:00 it should also su

Answer 1

The regex ^(2[0-3]|[01]d)([:][0-5]d)$ should match 00:00 to 23:59. Don't know C# and hence can't give you the relevant code.

/RS