Excel's GROUPBY function lets you group and aggregate data based on certain fields in your table of data. It also offers arguments that allow you to sort and filter your data, so you can tailor the ...

First, when you hide columns in Excel (by right-clicking the relevant column or columns, and clicking "Hide"), it's easy for ...

It is optional. Array: An array or array formula, or a reference to a range of cells for which you want the number of columns. It is required. Launch Microsoft Excel. Type into the cell A1 ...