teststatic.java

这是一张java应用教程的随书光盘

class Student {
	private int id;
	public static int grade= 1;
	public Student () {
		 grade ++;
		 id = grade;
	}
}
class OtherClass {
	public static void main(String args[]) {
		Student. grade = 1;
		System.out.println(Student. grade);
		Student c = new Student ();
		System.out.println(Student. grade);
	}
}