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duration

time.duration

time.duration -- value representing a duration, i.e., a time span

This is intendend for high precision time specification and measurement, it
uses a time resolution of 1ns.

The maximum value is about 580 years, so this is not intended for use in
calendars that may require time spans exceeding several centuries or millenia,
nor astrological time spans.

Functions

create a string representation of this duration. The string
representation is not accurate, it consists of at least two
and at most 4 decimal digits followed by a time unit string.

redefines:

this duration in whole days, omitting fractional part
§
:
Any
 => 
Type 
[Inherited from  Any]
Get the dynamic type of this instance. For value instances `x`, this is
equal to `type_of x`, but for `x` with a `ref` type `x.dynamic_type` gives
the actual runtime type, while `type_of x` results in the static
compile-time type.

There is no dynamic type of a type instance since this would result in an
endless hierachy of types. So for Type values, dynamic_type is redefined
to just return Type.type.
this duration in whole hours, omitting fractional part
this duration in micro seconds, omitting fractional part
this duration in milli seconds, omitting fractional part
this duration in whole minutes, omitting fractional part
§
:
Any
 => 
String 
[Inherited from  Type]
name of this type, including type parameters, e.g. 'option (list i32)'.
§
:
Any
 => 
String 
[Inherited from  Any]
convenience prefix operator to create a string from a value.

This permits usage of `$` as a prefix operator in a similar way both
inside and outside of constant strings: $x and "$x" will produce the
same string.
this duration in whole seconds, omitting fractional part
this duration in whole weeks, omitting fractional part
this duration in whole Julian years, omitting fractional part

Type Features

§
:
Any
 is
 
[Inherited from  Any]
Get a type as a value.

This is a feature with the effect equivalent to Fuzion's `expr.type` call tail.
It is recommended to use `expr.type` and not `expr.type_value`.

`type_value` is here to show how this can be implemented and to illustrate the
difference to `dynamic_type`.
last changed: 2024-08-23