Module Duration Source Duration - conversions to various time units
A duration is represented in nanoseconds as an unsigned 64 bit integer. This has a range of up to 584 years, or 213503 days, or 5124095 hours, or 307445734 minutes, or 18446744073 seconds, or 18446744073709 milliseconds, or 18446744073709549 microseconds.
All functions converting to t raise Invalid_argument on out of bound or negative input.
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The type for a duration, exposed as an int64 to provide interoperability.
pp ppf t prints the duration in a concise way.
of_us us are the microseconds in nanoseconds.
of_us_64 us are the microseconds in nanoseconds.
of_ms ms are the milliseconds in nanoseconds.
of_ms_64 ms are the milliseconds in nanoseconds.
of_sec s are the seconds in nanoseconds.
of_sec_64 s are the seconds in nanoseconds.
of_min m are the minutes in nanoseconds.
of_hour h are the hours in nanoseconds.
of_day d are the days in nanoseconds.
of_year y are the years in nanoseconds.
of_f f is the floating point seconds in nanoseconds.
to_us t are the microseconds of t.
to_us_64 t are the microseconds of t.
to_ms t are the milliseconds of t.
to_ms_64 t are the milliseconds of t.
to_sec t are the seconds of t.
to_sec_64 t are the seconds of t.
to_min t are the minutes of t.
to_hour t are the hours of t.
to_day t are the days of t.
to_year t are the years of t.
to_f t is the floating point representation of t.