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LastValue - script function

LastValue() returns the value that was loaded last from the records defined by the expression, sorted by a group by clause.

Note: This function is only available as a script function.

Syntax:  

LastValue ( expr )

Return data type: dual

Arguments:  

Arguments
Argument Description
expr The expression or field containing the data to be measured.

Limitations:  

If no text value is found, NULL is returned.

Examples and results:  

Add the example script to your app and run it. Then add, at least, the fields listed in the results column to a sheet in our app to see the result.

To get the same look as in the result column below, in the properties panel, under Sorting, switch from Auto to Custom, then deselect numerical and alphabetical sorting.

Example Result Result with custom sorting

TeamData:

LOAD * inline [

SalesGroup|Team|Date|Amount

East|Gamma|01/05/2013|20000

East|Gamma|02/05/2013|20000

West|Zeta|01/06/2013|19000

East|Alpha|01/07/2013|25000

East|Delta|01/08/2013|14000

West|Epsilon|01/09/2013|17000

West|Eta|01/10/2013|14000

East|Beta|01/11/2013|20000

West|Theta|01/12/2013|23000

] (delimiter is '|');

 

LastValue1:

LOAD SalesGroup,LastValue(Team) as LastTeamLoaded Resident TeamData Group By SalesGroup;

SalesGroup

East

West

LastTeamLoaded

Beta

Theta