将元素添加到ArrayList的指定索引

// 来 自 nowjava.com - 时  代  Java


import java.util.ArrayList;

 

public class Main {

 

  public static void main(String[] args) {

    ArrayList arrayList = new ArrayList();

   

    arrayList.add("1");

    arrayList.add("2");

    arrayList.add("3");

   

    arrayList.add(1,"INSERTED ELEMENT");

    System.out.println("ArrayList contains...");

    for(int index=0; index < arrayList.size(); index++)

      System.out.println(arrayList.get(index));/*n o w j a v a . c o m - 时代Java 提 供*/

   

  }

}