Which time format should I use?
Which time format should I use?
The ISO 8601 notation is today the commonly recommended format of representing date and time as human-readable strings in new plain-text communication protocols and file formats.
What does PT1M mean?
Temporal. Duration
| ISO 8601 | Meaning |
|---|---|
| PT1M | One minute |
| PT0.0021S | 2.1 milliseconds (two milliseconds and 100 microseconds) |
| PT0S | Zero |
| P0D | Zero |
How do you show time duration?
To correctly display duration in hours and seconds (below or beyond a full day), you should use the custom format [h]:mm;@ In this case, 48 hours would be displayed as 48:00….Say you have a duration of 30h 12m 54s:
- h:mm:ss -> 6:12:54 (not correct for a duration)
- [h]:mm:ss -> 30:12:54.
- d “days” h:mm:ss -> 1 days 6:12:54.
What is the HH mm format?
Time Formats
| Format | Time Segments | Description |
|---|---|---|
| 2 | HH:MM:SS XM | Time is based on a 12 hour system. AM or PM is given. Example: 02:18:23 PM |
| 3 | HH:MM | Time is based on a 24 hour system. Seconds are not given. Example: 14:18 |
| 4 | HH:MM XM | Time is based on a 12 hour system. Seconds are not given. AM or PM is given. Example: 02:18 PM |
How do you write date and time format?
In traditional American usage, dates are written in the month–day–year order (e.g. June 3, 2022) with a comma before and after the year if it is not at the end of a sentence, and time in 12-hour notation (10:28 am).
What does Z mean after time?
The Z stands for ‘Zulu’ – your times are in UTC. From Wikipedia: The UTC time zone is sometimes denoted by the letter Z—a reference to the equivalent nautical time zone (GMT), which has been denoted by a Z since about 1950.
What does T00 00 00.000 Z mean?
It’s a part of ISO-8601 date representation. It’s incomplete because a complete date representation in this pattern should also contains the date: 2015-03-04T00:00:00.000Z //Complete ISO-8601 date. If you try to parse this date as it is you will receive an Invalid Date error: new Date(‘T00:00:00.000Z’); // Invalid Date.
How do you read ISO time?
ISO 8601 represents date and time by starting with the year, followed by the month, the day, the hour, the minutes, seconds and milliseconds. For example, 2020-07-10 15:00:00.000, represents the 10th of July 2020 at 3 p.m. (in local time as there is no time zone offset specified—more on that below).
What is PT1H?
PT1H = One hour Not a time zone. The PT1H represents a duration, a span of time not tied to the timeline. This format is defined in the ISO 8601 standard. The P marks the beginning, short for “Period” I imagine, a synonym for duration.
