An array formula is a formula that can perform multiple calculations on one or more items in an array. You can think of an array as a row or column of values, or a combination of rows and …

Excel provides two types of array formulas: Array formulas that perform several calculations to generate a single result and array formulas that calculate multiple results.

When you enter an array formula, you most often use a range of cells in your worksheet, but you don't have to. You can also use array constants, values you just enter in the formula bar inside …

Excel formulas that return a set of values, also known as an array, return these values to neighboring cells. This behavior is called spilling. Formulas that can return arrays of variable …

If you need to use ranges that are located on different sheets from each other, it is recommended that you use the array form of the INDEX function, and use another function to calculate the …

Generally speaking, functions that return multi-cell ranges or arrays will be prefixed with @ if they were authored in an older version of Excel. It's important to note that there is no change to the …

Custom functions that refer to more than 10,000 cells cannot be calculated in Excel for the web, and will produce this #CALC! error instead. To fix, open the file in a desktop version of Excel.

The FREQUENCY function calculates how often values occur within a range of values, and then returns a vertical array of numbers. For example, use FREQUENCY to count the number of …

An array can be thought of as a row of values, a column of values, or a combination of rows and columns of values. In the example above, the source array for our SORT formula is range …

Learn how to use the spilled range operator to return a spilled array range in its entirety.