/// Create a new clock and start counting
/// immediately.
Create a new clock and start counting
immediately.
Create a new clock and start counting immediately .
pub fn begin() -> Clock {
        Clock {
            last_restart: Instant::now(),
        }
    }
pub fn begin ( ) -> Clock { Clock { last_restart : Instant :: now ( ) , } }
Create a new clock and start counting
immediately.
Create a new clock and start counting immediately .