In Visual Basic for Applications (VBA), the term "absolute function" doesn't refer to a specific built-in function like you might find in other programming languages. However, the concept of absolute value is certainly relevant and can be implemented in VBA.
The absolute value of a number is its distance from zero on the number line, regardless of its sign. In mathematics, it's denoted as |x|, where x is the number.
For example, the absolute value of both 5 and -5 is 5.
In VBA, you can create your own function to calculate the absolute value of a number, or you can use the
Abs() function, which is built into VBA. Here's how you can use it:
vba
x = -5
MsgBox Abs(x) ' This will display 5
Abs() function returns the absolute value of a number. It works for both integers and floating-point numbers.
If you prefer to create your own function for absolute value, you can do so like this:
Function MyAbs(x As Double) As Double
If x < 0 Then
MyAbs = -x
Else
MyAbs = x
End If
End Function
You can use this custom function in a similar way:
Dim x As Double
x = -5
MsgBox MyAbs(x) ' This will display 5
Here, MyAbs() is a custom function that takes a number (x) as input and returns its absolute value. Ifx is negative, it returns -x to make it positive; otherwise, it returns x
itself. So while VBA doesn't have a specific "absolute function" in name, it offers the
Abs() function built-in, and you can easily create your own custom function to achieve the same result.