arraylistadddemo.java

来自「JAVA编程思想源代码 值得一下 很难找的」· Java 代码 · 共 24 行

package chapter9;

import java.util.*;

public class ArrayListAddDemo {

	public static void main(String[] args) {

		Collection<String> col = new ArrayList<String>();
		for (int i = 0; i < 5; i++) {
			col.add(String.valueOf(i));
		}

		ArrayList<String> arrl = new ArrayList<String>(10);
		arrl.add(0, "one");
		arrl.add(1, "two");
		arrl.addAll(col);

		for (Iterator<String> iter = arrl.iterator(); iter.hasNext();)
			System.out.println("the element  is :" + iter.next());
	}

}