>>>I have a TEST field which contains something like 1,2,5,18,23,32,33,34.
>>>
>>>I would like to compare a value within this field value.
>>>
>>>For example, I would like to do something like
>>>
>>>IF INLIST(TEST,'23')
>>> ...
>>>ENDIF
>>>
>>>But, this is not working. How can I process this validation?
>>
>>If it's numeric don't use quotes...
>
>No, INLIST can't work within a string.
>
>The INLIST syntax is usually IF INLIST(gcMonth,'January','February','March'). I just mentioned it to show the result I wanted to get.

I think I see. No, I don't think you can use Inlist like that. You might need to parse your string up between commas to get an accurate check using ATC, maybe.