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10.4 hashCode(), finalize(),

 

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HashCodeMain.java

import java.util.*;

public class HashCodeMain{

             public static void main(String[] args){

                           System.out.println("new Date()  :"+new Date().hashCode());

                           System.out.println("new Object():"+new Object().hashCode());

                           System.out.println("new String():"+new String("±è»ñ°«").hashCode());

                           System.out.println("new Date()  :"+new Date().hashCode());

                           System.out.println("new Object():"+new Object().hashCode());

                           System.out.println("new String():"+new String("È«±æµ¿").hashCode());

             }

}

C:\examples\10.Object>javac HashCodeMain.java

 

C:\examples\10.Object>java HashCodeMain

new Date()  :1258651669

new Object() :2083945

new String() :44441972

new Date()  :1258651669

new Object():2438296

new String() :54150062

 

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