Problem description & analysis:
An Excel worksheet has multiple columns of source data that contains empty cells, as the following range C3:D19 shows. It also contains data items, which are separated into two parts by “-”, used for comparisons, as range F3:F7 shows.
Task: Compare each column of the source data with the first part of the data item, and after each column of data, list all matching data items, as shown below:
Solution:
Use SPL XLL to do this:
=spl("=d=transpose@n(?1),transpose@n(d.(E@1(?2).select(d.~.pos(substr@l(~,$[-])))))",C3:D19,F3:F7)
As shown in the picture below:
Explanation:
transpose@n function transposes a sequence. E@1 convers a multilayer sequence to a single-layer one. substr@l searches for the specified character in a string and returns the substring before the specified character; here the option is lowercase letter l. pos() function finds whether a sequence contains a certain member or not; ~ represents the current member.
In the above, we use one formula to handle all columns. We can also use the following formula to first handle column C in cell C21 and then drag the formula to the other columns.
=spl("=E@1(?2).select(E@1(?1).pos(substr@l(~,$[-])))",C3:C19,$F$3:$F$7)
Top comments (2)
Please feel free to try SPL XLL out and see the magic yourself ⬇️
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📊References to other rich Excel operation cases: c.raqsoft.com/article/1651916536524
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