LAMBDA is used to define custom calculations in Excel.
It allows you to create your own formulas that can use values stored in various cells, allowing you to easily manipulate data. This makes it an invaluable tool for dealing with large datasets, as it greatly simplifies the process of creating formulas.
To begin, enter the name of the function into the formula bar. From there, you can specify the parameters for the function. The parameters are the arguments of the function and allow you to specify the variables in your calculation. These variables can either be individual values, such as numbers or text, or other typical Microsoft Excel functions, such as AVERAGE or VLOOKUP.
The syntax for the LAMBDA function is as follows: LAMBDA(parameters, expression). The parameters are any variables you want the function to consider during the calculation, while the expression is what the function will return based on these parameters. After entering the necessary variables and expression, press the enter key. This will tell Excel to start the calculation.
Once the calculation is complete, the result of the calculation will be displayed in the cell where the formula was entered. To make any changes, you can simply edit the parameters or expression and Excel will calculate the new result.
One way to use LAMBDA in Excel is as a multi-parameter formula, which allows you to define multiple criteria. Let’s take a look at an example of this. Say we want to find out how many cells in a column are greater than 100. We could use the LAMBDA function to do this.
In this example, our function would be something like this:
=LAMBDA(A1:A5,A1>100)
This would return the number of cells in column A that have a value greater than 100.
Another way to use LAMBDA is to generate results from multiple data sets, such as multiple columns or multiple sheets.
=LAMBDA((Sheet A!A1:A5, Sheet B!A1:A5), A1>100)
This would return the number of cells in both Sheet A and Sheet B that are greater than 100.
Using LAMBDA in this way allows you to quickly and easily generate results from multiple data sets without having to manually add together the results from each set.
You can find out more on the Microsoft website.