VBA Data Types

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- Written by Puneet

What is Data Types in VBA

In VBA, a data type specifies the type of data that a variable can hold. Choosing the correct data type for a variable is crucial because it determines how much memory the variable occupies and how the data is stored, which can affect the performance of the VBA code, especially when processing large amounts of data.

Use Data Types in VBA

Declaring a variable and correctly specifying its data types is important. You can declare variables in VBA with the Dim statement, specifying the variable name and data type. Here is the syntax:

Dim myVariable As DataType

Dim isActive As Boolean
Dim userName As String
Dim TotalSales As Currency
Dim myRating As Double
Dim measurementError As Single
Dim processStartDate As Date

List of Data Types in VBA

Here’s a simplified list of the data types in VBA, examples, and a brief explanation in simple words. This list will help you understand when and why to use these types in your VBA codes.

1. Byte

The Byte data type stores numeric values that are non-negative integers ranging from 0 to 255. It is an 8-bit data type that occupies one byte of memory.

Range
Use
Type
0 to 255
To store small numbers.
Numeric
Dim itemCount As Byte
itemCount = 150

2. Integer

Last Updated: April 17, 2024