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  1. import java.math.BigDecimal;
  2.  
  3. class DecimalTest {
  4.  
  5. 	static int integerDigits(BigDecimal n) {
  6.     	return n.signum() == 0 ? 1 : n.precision() - n.scale();
  7. 	}
  8.  
  9. 	static void check(BigDecimal n) {
  10. 		System.out.println(n + " : " + integerDigits(n));
  11. 	}
  12.  
  13. 	static public void main(String[] args) {
  14. 	BigDecimal bd =	new BigDecimal("4000.22");
  15.  
  16. 		System.out.println(bd.precision()-bd.scale());
  17.  
  18. 	}
  19. }
  20.  
Success #stdin #stdout 0.1s 55212KB
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https://ideone.com/8DOwNb
language:
Java (HotSpot 12)
created:
8 days ago
visibility:
public

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