package textdemo;class Tc {? String name;? int age;? public void tell(){ ?System.out.println("姓名："+name+",年紀(jì):"+age);? }}public class tc{?public static void main (String args[]){ Tc per1 = new Tc (); per1.name = "張三"; per1.age = 10; per1.tell();?}}