A start time in the 12-hour clock format (ending in AM or PM) A duration time that indicates the number of hours and minutes A (optional) a starting day of the week, case insensitive

add_time("3:00 PM", "3:10")

Returns: 6:10 PM

add_time("11:30 AM", "2:32", "Monday")

Returns: 2:02 PM, Monday

add_time("11:43 AM", "00:20")

Returns: 12:03 PM

add_time("10:10 PM", "3:30")

Returns: 1:40 AM (next day)

add_time("11:43 PM", "24:20", "tueSday")

Returns: 12:03 AM, Thursday (2 days later)

add_time("6:30 PM", "205:12")

Returns: 7:42 AM (9 days later)