Java : ArrayList 初始化及賦值的兩種方式
阿新 • • 發佈:2019-02-20
package com.idark; import java.util.ArrayList; /** * @description: Demo測試 * @author: iDark * @create: 2018/8/3 14:57 * @email: [email protected] */ public class Demo { public static void main(String[] args) { //Method 1 ArrayList<String> lists1 = new ArrayList<String>(); lists1.add("test1"); lists1.add("test2"); //Method 2 , (double brace initialization) ArrayList<String> lists2 = new ArrayList<String>(){{ add("test1"); add("test2"); }}; } }