Ex8_22코드
<![CDATA[
package org.javaro.lecture;
public class Ex8_22 {
public static void main(String[] args) {
// TODO Auto-generated method stub
System.out.println("조병수-20191107-상속");
smartPhone phone1= new smartPhone();
phone1.display();
}
}
abstract class Device{
String name;
abstract void display();
}
class smartPhone extends Device{
void display() {
System.out.println("스마트폰 디스플레이");
}
}
]]>
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