I need a regular expression which satisfy the condition 01:00 am
satisfy --> 01:00 pm,12:30 pm, 09:05 am
dont satisfy --> 1:00 am, 2:5 pm ,02:5 pm
the condition must follow 12 hr format., if any values like 13:00 pm ,20:30 pm never satisfy....
Please help me...
Thanks in Advance....