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類外類的繼承和方法

publicclassDemo{ publicstaticvoidmain(String[]args){ Peoplep=newPeople("小李",10); p.say(); Teachers=newTeacher("老張",30); s.say();

} }
classPeople{ Stringname; intage; People(Stringname,intage){ this.name=name; this.age=age; } publicvoidsay(){ System.out.println("我是一個人,我的名字叫"+name+",今年"+age+"歲"); } } classTeacherextendsPeople{ Teacher(Stringname,intage){ super(name,age); } publicvoidsay(){ System.out.println("我是一個老師,我的名字叫"+name+",今年"+age+"歲"); } }