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  1. class Foo
  2. {
  3. 	String s;
  4. 	int i;
  5. 	public Foo(){
  6. 		this("Kumagai");
  7. 	}
  8. 	public Foo(String s){
  9. 		this(s,1);
  10. 	}
  11. 	public Foo(String s,int i){
  12. 		this.s = s;
  13. 		this.i = i;
  14. 		System.out.println("String:" + this.s);
  15. 		System.out.println("int:" + this.i);
  16. 	}
  17. }
  18.  
  19. class Sample{
  20. 	public static void main (String[] args) throws java.lang.Exception
  21. 	{
  22. 		System.out.println("Foo()の呼び出し-------------------------");
  23. 		Foo f1 = new Foo();
  24.  
  25. 		System.out.println("Foo(\"Hey\")の呼び出し-------------------------");
  26. 		Foo f2 = new Foo("Hey");
  27.  
  28. 		System.out.println("Foo(\"Bye\",200)の呼び出し-------------------------");
  29. 		Foo f3 = new Foo("Bye",200);
  30. 	}
  31. }
Success #stdin #stdout 0.15s 57500KB
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Standard input is empty
stdout
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Foo()の呼び出し-------------------------
String:Kumagai
int:1
Foo("Hey")の呼び出し-------------------------
String:Hey
int:1
Foo("Bye",200)の呼び出し-------------------------
String:Bye
int:200
https://ideone.com/Nayofy
language:
Java (HotSpot 12)
created:
5 days ago
visibility:
public

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