| Description |
Based on Michael Ash's expression. This regex will validate only datetime, not only date or only time. Dates are in the DD/MM/YYYY HH:mm format and validated for months, number of days in a month and leap years (29/2) Date field can be separated by matched periods(.), dashes(-) or forward slashes(/). Year range 1900-9999 Time is in 24 hour military format (HH:mm:SS), from 00:00:00 to 23:59:59, where hours and minutes fields are required, including leading 0 for hours less than 10. Datetime is the above date and time formats separated by a space, with the date first (DD/MM/YYYY HH:mm) !IMPORTANT NOTE: your regex engine must support lookaheads and named groups to use this expression |
