Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.
The SCAN function lives in a single cell and spills the results down the column, ensuring my totals are always structurally and mathematically correct. The SCAN function has three arguments: ...
Advanced examples show how LAMBDA can combine functions like FILTER and SORT to automate filtering and sorting data dynamically, making complex operations more intuitive. At an expert level, LAMBDA ...