pub struct SystemNow { /* fields omitted */ }
A handle to a source of time.
Clock
instances return Instant
values corresponding to "now". The source
of these values is configurable. The default source is Instant::now()
.
Return a new Clock
instance that uses the current execution context's
source of time.
Return a new Clock
instance that uses now
as the source of time.
Return a new Clock
instance that uses Instant::now()
as the source
of time.
Returns an instant corresponding to "now" by using the instance's source
of time.
Returns the "default value" for a type. Read more
Performs copy-assignment from source
. Read more
Formats the value using the given formatter. Read more