Compact string-based date(time) format for logging, data engineering, and visualizations.
- Compact: 4 ASCII characters for date, 7 characters for datetime
- URL safe: uses Base62 encoding
- Natural sorting
- Semi-human-readable
- Dates cover range from 567-Jan-01 to 3843-Dec-31
- Arbitrary sub-second precision
- More readable shortcut form for values between 1970-Jan-01 and 2069-Dec-31
- Timezone info not supported at the moment
- Logging timestamps
- Visualize dates on charts
- Datetime-based file identifiers
- Sub-second-precision string labels
| Date or Datetime |
Plain |
Date62 |
| 2024-Dec-29 |
20241229 |
WeCT or 24CT |
| 2025-Jan-01 |
20250101 |
Wf11 or 2511 |
| 2025-Jan-01 00:01:02 |
20250101000102 |
Wf11012 or 2511012 |
| Datetime |
Plain |
Date62 |
| 2025-Jan-01 00:01:02.345 |
20250101000102345 |
Wf110125Z |
| 2025-Jan-01 00:01:02.345678 |
20250101000102345678 |
25110125ZAw |
| 2025-Jan-01 00:01:02.345678012 |
20250101000102345678012 |
25110125ZAw0C |