将当前线程置于休眠状态

import java.util.concurrent.TimeUnit;

public class SleepExample {
    public static void main(String[] args) {
        try {
            System.out.println("Start sleeping...");
            TimeUnit.SECONDS.sleep(5); // 5秒钟的休眠
            System.out.println("Wake up!");
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

import time

print("Start sleeping...")
time.sleep(5)  # 5秒钟的休眠
print("Wake up!")

using System;
using System.Threading;

class SleepExample {
    static void Main() {
        Console.WriteLine("Start sleeping...");
        Thread.Sleep(5000); // 5秒钟的休眠
        Console.WriteLine("Wake up!");
    }
}

console.log("Start sleeping...");
setTimeout(() => {
    console.log("Wake up!");
}, 5000); // 5秒钟的休眠