130_容器_Enumeration接口_StringTokenizer

• TestEnumeration.java

package collection.others.Enumeration;

import java.util.Enumeration;
import java.util.Vector;

/**
 * Enumeration 的使用
 * 1、判斷  hasMoreElements()
 * 2、獲取 nextElement()
 * 
 * Vector 的 elements()方法
 */

public class TestEnumeration {
    public static void main(String[] args) {
        Vector<String> vector =new Vector<String>();
        vector.add("javase");
        vector.add("html");
        vector.add("oracle");

        //遍歷該Vector
        Enumeration<String> en =vector.elements();
        while(en.hasMoreElements()){
            System.out.println(en.nextElement());
        }
    }
}

• TestStringTokenizer.java

package collection.others.Enumeration;

import java.util.StringTokenizer;

/**
 * Enumeration子類
 * StringTokenizer:String split() 字符串分割
 * 不支持正則表達式
 * 
 * StringTokenizer(String str, String delim) 
 */

public class TestStringTokenizer {
    public static void main(String[] args) {
        String emailStr="[email protected];[email protected];[email protected]";
        StringTokenizer token =new StringTokenizer(emailStr,";");
        //遍歷獲取
        while(token.hasMoreElements()){
            System.out.println(token.nextElement());
        }
    }
}