# How to Print/Parse a TimePeriod with a Specific Format?

**URL:** <https://discourse.julialang.org/t/how-to-print-parse-a-timeperiod-with-a-specific-format/78322>\
**Category:** General Usage\
**Tags:** dates, timeperiod\
**Created:** [March 23, 2022, 9:58am UTC](https://discourse.julialang.org/t/how-to-print-parse-a-timeperiod-with-a-specific-format/78322 "2022-03-23T09:58:54Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![stevengj](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/stevengj/32/71_2.png) [@stevengj](https://discourse.julialang.org/u/stevengj)\
**Post date:** [January 26, 2026, 3:41am UTC](https://discourse.julialang.org/t/how-to-print-parse-a-timeperiod-with-a-specific-format/78322/10 "2026-01-26T03:41:12Z")

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> [@ForceBru](#):
>
> Why is it not possible to have fractional seconds/minutes/etc?

This was a design decision that was made early on, which is somewhat controversial but is difficult to change. See the long discussion in [`DateTime` arithmetic on `Microsecond` (or smaller) scale](https://discourse.julialang.org/t/datetime-arithmetic-on-microsecond-or-smaller-scale/102949)

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