반응형 arrayList1 08_ArrayList import java.util.ArrayList; import java.util.Iterator; public class Start { ArrayList arr = new ArrayList(); public void selectall(){ for(int i=0; i< arr.size(); i++){ String data = arr.get(i); System.out.print(data + " "); } System.out.println(""); } public void exam(){ //insert arr.add("aaa"); arr.add("bbb");arr.add("ccc"); selectall(); //select Iterator s = arr.iterator(); while( s.hasNext()).. 2021. 11. 29. 이전 1 다음 반응형