Download Excel File: https://excelisfun.net/files/EMT1865.xlsx
Learn how to perform approximate match lookup in Power Query M Code by creating custom functions. The first function we build in a Custom Column using the Table.SelectRows function and the let expression. The second we build as a reusable function in the Advanced Editor using the Table.SelectRows function. The third we build as a reusable function in the Advanced Editor using the List.Accumulate function.
M Code book from excelisfun at Mr Excel Site: https://www.mrexcel.com/products/the-transformative-magic-of-power-query-m-code-in-excel-and-power-bi/
M Code book from excelisfun at Amazon: https://www.amazon.com/Transformative-Magic-Power-Query-Excel/dp/1615470832/ref=sr_1_1
The M Code book is Mike “excelisfun” Girvin’s Continue reading “Approximate Match Lookup in Power Query: 2 Amazing Functions! Power BI or Excel. EMT 1865”