Double Data Type in Excel VBA explained with syntax and examples.Double Data Type in Excel VBA explained with syntax and examples. We use VBA data type Double to store numbers which represents Double-precision floating-point variables. The default value is 0 and store decimal values. The VBA data type Double conatins range of values -1.79769313486231E308 to -4.94065645841247E-324 for negative values, and 4.94065645841247E-324 to 1.79769313486232E308 for positive values.It is one of the VBA data type. It occupies 8 bytes(64 bits) in memory.
Note: It has type declaration character. It is nothing but character appended to a variable instead of data type. The type declaration character for single VBA data type is the explanation point(#).
Let us see Data Type Double Syntax in Excel VBA.
Dim VariableName as Double 'or Dim VariableName#
Where VariableName represents the name of the variable.
and Double represents the type of data.
Here is an example on the Data Type Double in Excel VBA.
Sub VBAF1_Double_DataType() 'Integer Variable Declaration Dim iValue As Double iValue = 1.1 End Sub
You can convert an expression to Double VBA data type using VBA CDbl function. Click on the following link to learn about CDbl function and complete tutorial and examples.
VBA Data Types
Also read about all other data types.