Java by API/java.lang/Cloneable

implements Cloneable

   <source lang="java">

/*

* Output: 

x1: 10 20.98 x2: 10 20.98

*/

class MyClass implements Cloneable {

 int a;
 double b;
 MyClass cloneTest() {
   try {
     return (MyClass) super.clone();
   } catch(CloneNotSupportedException e) {
     System.out.println("Cloning not allowed.");
     return this;
   }
 }

} public class MainClass {

 public static void main(String args[]) {
   MyClass x1 = new MyClass();
   MyClass x2;
   x1.a = 10;
   x1.b = 20.98;
   x2 = x1.cloneTest(); // clone x1
   System.out.println("x1: " + x1.a + " " + x1.b);
   System.out.println("x2: " + x2.a + " " + x2.b);
 }

}

      </source>