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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                ## 概述 Thread就是線程類. ## 構造 兩種構造方式 ~~~ public Thread() ; public Thread(String name) ; public Thread(Runnable target) ; ~~~ ## 創建新的線程方法一 1. 定義子類繼承Thread. 2. 在子類中重寫run方法(就是執行任務的方法,在run方法中寫任務代碼即可) 3. 創建子類對象(就是創建一個線程對象) 4. 開啟這個線程. ~~~ public class MyThread extends Thread { @Override public void run() { for (int i = 0; i < 120; i++) { System.out.println("線程任務中的:" + i); } } } ~~~ ~~~ public static void main(String[] args) { //3.創建子類線程對象 MyThread mt = new MyThread(); //設置守護線程 mt.setDaemon(true); //4.開啟線程,JVM會自動告訴CPU去執行線程任務代碼 mt.start(); for (int i = 0; i < 20; i++) { System.out.println("main線程:" + i); } } ~~~
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