【静态static关键字修饰成员变量】

package cn.itcast.day08.demo03;

/*
如果一个成员变量使用了static关键字,那么这个变量不再属于对象自己,而是属于所在的类。多个对象共享同一份数据。
 */
public class Demo01StaticField {
    public static void main(String[] args) {
        Student one = new Student("郭靖",19);
        one.room = "101教室";
        System.out.println("姓名:"+one.getName()+",年龄:"+one.getAge()+",教室:"+one.room+",学号:"+one.getId());

        Student two = new Student("黄蓉",16);
        System.out.println("姓名:"+two.getName()+",年龄:"+two.getAge()+",教室:"+two.room+",学号:"+two.getId());
    }
}

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转载自blog.csdn.net/m0_48114733/article/details/123324888