静态变量(static)

static 类变量(静态变量)

调用方法：类.static对象

class student
{
String stuID;
String stuName;
static int count =0;
student()
{
count ++;
}
student (String ID ,String Name )
{
stuID=ID;
stuName=Name ;
count ++;
}
}
public class staticTest
{
public static void main(String [] args)
{
student stu1=new student();
student stu2=new student("s09","王二");
System.out.println("stu1.stuID="+stu1.stuID+"stu1.stuName="+stu1.stuName);
System.out.println("stu2.stuID="+stu2.stuID+"stu2.stuName="+stu2.stuName);
System.out.println("对象总数为："+student.count );
}
}

 

运行效果：