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tokio

rust 
use tokio::time::{sleep, Duration};

#[tokio::main]
async fn main() {
    let fast = sleep(Duration::from_millis(50));
    let slow = sleep(Duration::from_millis(200));

tokio::select! for racing multiple async operations

rust async tokio
by Marcus Chen 1 tab
rust 
use tokio::time::{sleep, Duration};

#[tokio::main]
async fn main() {
    let handle = tokio::spawn(async {
        sleep(Duration::from_millis(100)).await;

tokio::spawn for concurrent task execution

rust async tokio
by Marcus Chen 1 tab
rust 
use tokio::time::{sleep, Duration};

async fn fetch_data() -> String {
    sleep(Duration::from_millis(100)).await;
    "data".to_string()
}

async/await with tokio for concurrent I/O without blocking threads

rust async tokio
by Marcus Chen 1 tab