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 FileMaker Pro Custom Functions

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SumXListValues ( numbers ; x ; start )

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  Average rating: 4.6  (10 votes)
  Discuss this Custom Function

Kris Weyling, Digital Fusion Ltd.
http://teamdf.com

Sum X values in a list of numbers

Sample Input:
SumXListValues (
List ( "1" ; "2" ; "3" ; "4" ; "5" ) ;
4 ;
1
)
Sample Output:
10


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

Click here to copy To Clip Manager if you have myFMbutler's Clip Manager installed

Description:

Take a list of numbers, and add/sum all the numbers up to a certain point in the list. Useful for accumulative totals

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

This is my Custom Function and I want to edit it

Discuss:

Description comments appear to be left over from function Prepend List.

Bruce, Redmond WA
November 29, 2016 11:53am

Thanks for that, copied the header from another function, forgot to change the title :)

Kris Weyling, Christchurch, NZ
November 29, 2016 11:56am

how would the performance of this compare?

let ( _evstr=substitute( middle values (numbers ; start ; x); "ΒΆ"; "+")

;
evaluate( left(_evstr; length(_evstr)-1))

)

Tim, Larbert
December 04, 2016 10:40am

Length of _evstr may be limited ( <10,000 ?)

unix, Japan
December 07, 2016 7:15pm

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