Os:windows7 x64
Jdk:jdk-8u131-windows-x64
Ide:eclipse Oxygen Release (4.7.0)
Code:
The/** method overrides * Both the function of the parent class function and the function specific to the subclass * The Private method of the parent class cannot be overridden */class person {public void SayHello () {System.out.println ("Hello");}} Class Javaer extends person {public void SayHello () {super. SayHello ();//Access the SayHello method of the parent class System.out.println ("Hello World");}} Class Demo {public static void main (string[] args) {Javaer j = new Javaer (); J.sayhello ();}}
Results:
Java is good, worth learning.
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JavaSE8 Basic Method Rewrite simple example