>>>No problem and I don't care if you use or not. Woould you tell me what do you mean by "since this class returns an incorrect result"?
>>>Cetin
>>
>>

>>WITH CREATEOBJECT("age")
>>
>>	.CalcAge({^1988/2/29} ,  {^2006/09/21 })
>>
>>	CLEAR
>>	
>>	? .Years , .Months , .Days
>>	* CHECK with the correct definition Age = (((Birth+Y)+M)+D)
>>	?  GOMONTH(GOMONTH({^1988/2/29},.Years*12),.Months)+.Days
>>	* CHECK with a bad definition
>>	?  GOMONTH({^1988/2/29},.Years*12+.Months) + .Days
>>	?  gomonth(GOMONTH({^2006/09/21} - .Days, - .Months), - .Years *12)
>>ENDWITH

>
>18 years, 6 months and 22 days. Correct. I don't understand why you say it's a bad definition. Use pen and pencil.
>Cetin

Using this method you can not arrive to the same point. None of the dates match.