vectordeldemo.java

来自「JAVA编程思想源代码 值得一下 很难找的」· Java 代码 · 共 37 行

package chapter9;

import java.util.Vector;

public class VectorDelDemo {

	
	public static void main(String[] args) {
		
	        Vector<String> v = new Vector<String>(5,1);
	        for(int i=0;i<20;i++){
	            int j=i;
	            if(j>=10)
	                j=j-10;
	            v.addElement(String.valueOf(j));
	        }
	        System.out.println("初始v为:" + v);
	        System.out.println("初始v的大小为：" + v.size());
	        System.out.println("初始v的容量为：" + v.capacity());
	        v.removeElement("2");
	        System.out.println("removeElement(\"2\")后v为:" + v);
	        System.out.println("removeElement(\"2\")后v的大小为：" + v.size());
	        System.out.println("removeElement(\"2\")后v的容量为：" + v.capacity());   
	        v.removeElementAt(2);
	        System.out.println("removeElementAt(2)后v为:" + v);
	        System.out.println("removeElementAt(2)后v的大小为：" + v.size());
	        System.out.println("removeElementAt(2)后v的容量为：" + v.capacity());
	        v.removeAllElements();
	        System.out.println("removeAllElements()后v为:" + v);
	        System.out.println("removeAllElements()后v的大小为：" + v.size());
	        System.out.println("removeAllElements()后v的容量为：" + v.capacity());


	}

}