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Rachel1950's avatar
Rachel1950
Copper Contributor
Oct 02, 2024

help with a formula please

Hi,   Im hoping you could please help me with this formula as I cant do it after lots of tries!   I have 2 sheets. One is a front page and one is a data page. The front page contains a unique numbe...
  • SergeiBaklan's avatar
    Oct 02, 2024

    Rachel1950 

    If you are on Excel 365 it could be

    =LET(
       number, data!$A$2:$A$29,
       instruction, data!$B$2:$E$29,
       uniqueNumber, $A$2:$A$22,
       getInstruction, LAMBDA(num,
         LET(
            f, FILTER(instruction, number=num),
            n, BYROW(f, LAMBDA(v, SUM(--(v<>"") ) ) ),
            IFERROR(TEXTJOIN(" ",, TAKE( FILTER(f, n=MAX(n) ), 1 ) ), "" )
        )
       ),
      MAP( uniqueNumber, getInstruction )
     )

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