Visual basic data type
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In the second line I defined a new variable res with the value of myVa – mistyping the name of my myVar variable.
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Let me give you an example:Īs you can see above, I have defined a variable named myVar with value 10. I personally prefer explicit variable declaration as you will learn this will help reduce any errors resulting from mistyping variables names. Can’t contain Subs or Functions like the Class data type, however, is useful in Binary Writing/Reading files.Įach member of the structure has a range determined by its data type and independent of the ranges of the other members 3.4028235E+38 through -1.401298E-45 † for negative values 1.401298E-45 through 3.4028235E+38 † for positive valuesĠ to approximately 2 billion Unicode charactersĪ custom data type containing one or more elements (variables). For a more detailed list see here (MSDN). You can also use the Dim statement to declare multiple variables in one line using the VBA Dim statement.ĭim myVar1 As Integer, myVar2 as String, someDate as Dateīelow the list of data types available in VBA. When declaring variables remember precede them with the Dim statement. MyVar = 10 'Implicit Declaration & Definition VBA usually (w/o the Option Explicit macro) allows you to simply define a new variable with any explicit declaration. Interesting fact – you you can declare and define a variable in one line using the colon symbol: Dim myVar as Long: myVar = 10ĭim myVar As Integer 'Explicit Declaration using VBA Dim statement