java遍历Set集合

class Person{
	private String name;
	private int age;
	public Person(String name,int age){
		this.name = name;
		this.age = age;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public int getAge() {
		return age;
	}
	public void setAge(int age) {
		this.age = age;
	}
	
}
public class T {

	public static void main(String[] args) {
		//存放基本类型String
		Set<String> set = new HashSet<String>();
		set.add("a");
		set.add("c");
		set.add("b");
		
		/**
		 * 迭代遍历
		 */
		Iterator<String> ite = set.iterator();
		while(ite.hasNext()){
			System.out.println(ite.next());
		}
		/**
		 * for循环遍历
		 */
		for(String str:set){
			System.out.println(str);
		}
		
		//存放对象
		Set<Person> sets = new HashSet<Person>();
		sets.add(new Person("zhangsan",21));
		sets.add(new Person("lisi",20));
		sets.add(new Person("wangwu",22));
		
		/**
		 * 迭代遍历
		 */
		Iterator<Person> i = sets.iterator();
		while(i.hasNext()){
			Person person = i.next();
			System.out.println(person.getName()+","+person.getAge());
		}
		/**
		 * for循环遍历
		 */
		for(Person per:sets){
			System.out.println(per.getName()+","+per.getAge());
		}
	}
}


 

 

 

posted @ 2013-07-18 19:12  坚固66  阅读(300)  评论(0编辑  收藏  举报