>>>How to use ascan()?
>>>
>>>I do not understand the 3rd,4th parameter, nStartElement , nElementsSearched.
>>>
>>>I like to using ascan to determine the specify field exist.
>>>
>>
>>

>>? "exists ",fsize("fieldname",alias) > 0
>>

>>>
>>>TIA.
>
>Is FSIZE faster than TYPE?

2-4 X faster.
The rule is : uses TYPE() when you are desperate :)

Of course you don't have to touch "set compatible"