Paul,

Mynumber in my case is already a character expression. I want to differentiate
'12234' from '1aq23'

>>
>>You can use the funcion TYPE.
>>Example:
>>
>>IF TYPE(mynumber) = "N"
>> WAIT WINDOW "IT'S A NUMBER!!!"
>>ELSE
>> WAIT WINDOW "IT'S SOMETHING ELSE!"
>>ENDIF
>>
>>
>>Cheers,
>>
>>Ricardo
> Has this changed from VfP 5 - parameter to TYPE had to be a character expression, ie. TYPE( "mynumber" ) ?