A custom function must start with a Function statement and end with an End Function statement. In addition to the function name, the Function statement usually specifies one or more …

If you have logic that you want to reuse many times or apply the same set of transformations to a different query or value, consider creating a custom function and then invoking the function …

Use a LAMBDA function to create custom, reusable functions and call them by a friendly name. The new function is available throughout the workbook and called like native Excel functions.

You can create a formula to calculate values in your worksheet by using a function. For example, the formulas =SUM (A1:A2) and SUM (A1,A2) both use the SUM function to add the values in …

Using a function as one of the arguments in a formula that uses a function is called nesting, and we'll refer to that function as a nested function.

Master the art of Excel formulas with our comprehensive guide. Learn how to perform calculations, manipulate cell contents, and test conditions with ease.

How to use the IF function (combined with the AND, OR, and NOT functions) in Excel to make logical comparisons between given values.

How to use the LOOKUP function in Excel to search in a single row or column and find a value from the same position in a second row or column.

Use VLOOKUP, HLOOKUP, and other functions like INDEX and MATCH to search for and find data based on values you enter. This article gives you a quick VLOOKUP refresher, then links …

Functions are predefined formulas that perform calculations by using specific values, called arguments, in a particular order, or structure. Functions can be used to perform simple or …