Function async_sleep 

pub async fn async_sleep(dur: Duration)

Sleeps for the specified amount of time.

This function might sleep for slightly longer than the specified duration but never less.

This function is an async version of std::thread::sleep.

See also: stream::interval.

Examples

use std::time::Duration;

use async_std::task;

task::sleep(Duration::from_secs(1)).await;