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  1.  interface Animal { void makeNoise(); }
  2.  class Horse implements Animal {
  3.  Long weight = 1200L;
  4.  public void makeNoise() { System.out.println("whinny"); }
  5.  }
  6.  class Icelandic extends Horse {
  7.  public void makeNoise() { System.out.println("vinny"); }
  8.  public static void main(String[] args) {
  9.  Icelandic i1 = new Icelandic();
  10.  Icelandic i2 = new Icelandic();
  11.  Icelandic i3 = new Icelandic();
  12. i3 = i1; i1 = i2; i2 = null; i3 = i1;
  13.  }
  14.  }
Success #stdin #stdout 0.08s 50924KB
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https://ideone.com/7pJFUV
language:
Java (HotSpot 12)
created:
1 year ago
visibility:
public

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