Os:windows7 x64
Jdk:jdk-8u131-windows-x64
Ide:eclipse Oxygen Release (4.7.0)
Code:
Abstract class Person {//name private String name;//age private int age;public void SetName (String name) {this.name = name;} Public String GetName () {return this.name;} public void Setage (int.) {this.age = age;} public int getage () {return this.age;} Public person () {};p ublic person (String Name,int age) {this.name = Name;this.age = age;} public abstract void SayHello ();} Class Javaer extends Person {public Javaer () {};p ublic Javaer (String name,int age) {super (name,age);} public void SayHello () {System.out.println (GetName () + "Hello java");}} Class Phper extends Person {public phper () {};p ublic Phper (String name,int age) {super (name,age);} public void SayHello () {System.out.println (GetName () + "Hello php");//If you write name here, he will be prompted not to access, because in the parent class name is the private decorated}} Class Demo {public static void main (string[] agrs) {Javaer j = new Javaer ("to most bitter"); J.sayhello (); Person p = new Phper ("to the hardest", +);p. SayHello ();}}
Results:
Java is good, worth learning.
Learning resources: Itcast Video Library. If you have public resources, can share to me, with your resources to learn also can.
Blog post is to watch the video, into thinking written. It's good that the teacher speaks well. Blog bad, is to give the most bitter not serious.
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JavaSE8 Basic inheritance A simple example of an abstract class