Value list functions in FileMaker: ValueListItems, FilterValues, UniqueValues

Intermediate

FileMaker has a set of functions specifically for working with return-delimited value lists. Learn ValueListItems for retrieving named value list contents, FilterValues for set intersection, and UniqueValues for deduplication.

What you'll learn

How ValueListItems() retrieves a named value list as a return-delimited string
How FilterValues() performs a set intersection on two value lists
How UniqueValues() deduplicates a return-delimited list

ValueListItems retrieves the contents of a named value list; FilterValues returns only the values from one list that also appear in another; UniqueValues removes duplicates from a return-delimited list.

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Retrieve a value list with ValueListItems

ValueListItems ( filename ; valueListName ) returns the items in a named value list as a return-delimited string. Pass an empty string for the filename to reference the current file.

FileMaker Script

// Get all items in the "Status" value list
ValueListItems ( Get ( FileName ) ; "Status" )
// Returns: "Active¶Inactive¶Pending"

// Check whether a value is in the list
If [ PatternCount ( ValueListItems ( Get ( FileName ) ; "Status" ) ; status ) ]
  // valid status
End If

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