Java零基础学java之多线程--18JUC并发

package com.li.thread_synchronized;

import java.util.concurrent.CopyOnWriteArrayList;

public class TestJUC {
    public static void main(String[] args) throws InterruptedException {
        CopyOnWriteArrayList list = new CopyOnWriteArrayList();
        for (int i = 0; i < 10000; i++) {
            new Thread(()->{
                list.add(Thread.currentThread().getName());
            }).start();
        }
        Thread.sleep(1000);
        System.out.println(list.size());
    }
}