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 FileMaker Pro Custom Functions

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InList ( ListA ; ListB )

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  Average rating: 4.3  (20 votes)
  Discuss this Custom Function

Makah Encarnacao, Soliant Consulting

Will return a 1 if all items in list B are also in list A, otherwise returns 0

Sample Input:
InList ( "A¶B¶C¶D¶E¶F"; "C¶B¶A¶D" )
Sample Output:

 Then copy & paste into FileMaker Advanced's Edit Custom Function window.


If you'd like to verify that all the items in one list are also in another list, this function will compare the lists for you. Similar to patterncount (), the first parameter is List A which is the list that will be searched, and the second parameter is List B, the filter list or search list that will be searched against List A.

Note: these functions are not guaranteed or supported by Please contact the individual developer with any questions or problems.

This is my Custom Function and I want to edit it


Hi Makah, noticed you named your function InList(), but then when you recursively called it, you used an underscore, _InList()

Richard DeShong, Berkeley, CA
March 23, 2016 4:42pm

How about
FilterValues ( ListB ; ListA ) = FilterValues ( ListB ; ListB )

unix, Japan
March 23, 2016 5:52pm

Thanks Richard for pointing that out! I have updated it.

Makah, Albuquerque, NM
March 23, 2016 7:18pm

You have a space between "PatternCo unt" that needs to be removed

Andrew, Sydney
July 13, 2017 10:09pm

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