LAMBDA used to get MEDIANIF

MEDIANIFλ.lambda

/* 
Name: MEDIANIFλ
Description: LAMBDA used to get MEDIANIF
Author: Peter Bartholomew
Category: Dynamic Arrays
*/

MEDIANIFλ = LAMBDA(
              CriteriaRange,
              CriteriaValues,
              ValuesRange,
              MAP( CriteriaValues,
                   LAMBDA( CriteriaValue,
                           MEDIAN( IF( CriteriaRange = CriteriaValue, ValuesRange ) )
                          )
                  )
             )