java List 簡單使用

標籤：

Student類

class Student{String name;String pwd;public Student(){}public Student(String name, String pwd){this.name = name;this.pwd = pwd;}public String getName() {return name;}public void setName(String name) {this.name = name;}public String getPwd() {return pwd;}public void setPwd(String pwd) {this.pwd = pwd;}}

TestList類

public class TestList {public static void main(String[] args) {List list = new ArrayList();//建立List對象for(int i = 0; i < 4; ++i){//向list對象中添加stu元素Student stu = new Student("小昆蟲"+i, "100"+i);list.add(stu);}Iterator it = list.iterator();//使用迭代器訪問listwhile(it.hasNext()){//判斷迭代器是否在鏈表末尾Student stu = (Student) it.next();//訪問當前元素System.out.println(stu.getName()+‘\t‘+stu.getPwd());//列印資訊}}}

運行效果

 

 

 

java List 簡單使用