摘要:
import java.util.List ; import java.util.ArrayList ; public class Course{ private String name ; private int credit ; private List<Student> allStudents ; public Course(){ this.allStudents = new ArrayLi 阅读全文
摘要:
import java.util.Properties; public class PropertiesDemo01{ public static void main(String args[]){ Properties pro = new Properties() ; // 创建Properties对象 pro.setProperty("BJ","BeiJing") ; // 设置属性 pro. 阅读全文