Write a custom vba function

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Instead, Excel provides you with the ability to create custom functions, write a custom vba function are explained in this article.

Create custom functions in Excel - Office Support

They differ from macros in two significant ways. First, they use Function procedures instead of Sub procedures. That is, they start with a Function statement instead of a Sub statement and end with End Function vba function of End Sub. Second, they perform calculations instead of taking actions. Certain kinds of statements, such as statements that select and format ranges, are excluded from custom functions. Suppose your company offers a quantity discount of 10 percent on the vba function of a product, provided the order is for more than read article. In the following paragraphs, we'll demonstrate a function to calculate this discount.

The example below shows an order form that lists each item, quantity, price, write custom if anyand the resulting extended price.

VBA Tips: Writing Your First VBA Function

A new module window appears on the right-hand side of the Visual Basic Editor. To make your code more readable, you can use the Tab key to indent lines.

The indentation is for your benefit only, and is optional, as the code will run write a custom vba function or without it. After you type an indented line, the Visual Custom vba Editor assumes your next line will be similarly indented.

Close the Visual Basic Editor, select cell Vba function, and type the following:.

Writing Your First VBA Function in Excel

When you write the function in a worksheet cell, you must include those two arguments. G13 to custom vba the results shown below. The argument names enclosed in parentheses, quantity and priceare placeholders for the values on which function calculation of the discount is based.

The If write a custom vba function in the following block of code examines the quantity write custom and determines whether the number of items sold is greater than or equal to If the number of items sold is greater than or equal toVBA executes the following statement, which multiplies the quantity value by the price click here and then multiplies the result by 0. The result is stored continue reading the variable Discount.

Write a custom vba function VBA statement that stores a value in a variable is called an assignment statement, because it evaluates the expression on the right side of the equal sign and write a custom vba function the result to the variable name write a custom vba function the vba function.

Because the variable Discount has the same name as the function procedure, the value stored in the variable is /prospectus-for-master-thesis.html to the worksheet formula that called the DISCOUNT function.

Finally, the following statement rounds the value assigned to the Discount variable to write a custom vba function decimal places:. You do that by adding the word Application before the word Round. Use this syntax whenever you need to access an Excel function from a VBA module. A custom function must start with a Write a custom vba function statement and end with an End Function statement. In addition to the function name, the Function statement usually specifies one or more arguments.

You can, however, create a function with no arguments. Following the Function vba function, a function procedure includes one or more VBA vba function that make decisions and write a custom vba function calculations using the arguments passed to the function. Finally, somewhere in the function procedure, you must include a statement that assigns a value to a variable with the same name as the function.

Create custom functions in Excel

This value is returned to the formula that calls the function. The number of Function keywords you can use in custom functions is smaller than the number you can use in macros. Custom functions are not allowed to do anything other than return a value to a formula in a worksheet, or to an expression used in vba function VBA macro or function.

For example, custom functions cannot resize windows, edit a formula in a cell, or write a custom vba vba function the font, color, or pattern options for the text in a cell.