Regular Expression to validate the Time Format in Javascript

You want to validate times in various traditional time formats, such as hh:mm and hh:mm:ss in both 12-hour and 24-hour formats.

Hours and minutes, 12-hour clock:

^(1[0-2]|0?[1-9]):([0-5]?[0-9])(●?[AP]M)?$

Hours and minutes, 24-hour clock:

^(2[0-3]|[01]?[0-9]):([0-5]?[0-9])$

Hours, minutes, and seconds, 12-hour clock:

^(1[0-2]|0?[1-9]):([0-5]?[0-9]):([0-5]?[0-9])(●?[AP]M)?$

Hours, minutes, and seconds, 24-hour clock:

^(2[0-3]|[01]?[0-9]):([0-5]?[0-9]):([0-5]?[0-9])$

Hours, minutes, 12-hours clock:

^(0?[1-9]|1[012]):[0-5][0-9] ([ap]m)$