A store open "00:00–24:00" is open for the full 24-hour cycle.
If you are converting between the 24-hour and 12-hour clock, use this quick reference: 24-Hour Format 12-Hour (AM/PM) Equivalent 12:00:00 AM Start of the day 12:00:00 12:00:00 PM Midday / Noon 23:59:59 11:59:59 PM Last second of the day 24:00:00 12:00:00 AM End of the day (transition point) 4. Modern Standards & Limitations 24:00:00
Agreements often state they are valid from the start date at 00:00 until the end date at 24:00 to ensure there is no gap in coverage. A store open "00:00–24:00" is open for the
Bus or train timetables may show 00:00 as a departure time (starting the day) and 24:00 as an arrival time (ending the day). Bus or train timetables may show 00:00 as
Used to mark the very start of a new calendar day.
While the US Navy and Marines may use the "24:00" notation, most military communication regulations recommend using 23:59 or 00:01 to avoid any ambiguity regarding which date is being referenced. Format a time or date [complete guide] - Algorithms to Go