Understanding the Data Type Changes
Table 3-1 lists all the data type changes that occur in moving from Visual Basic to Visual Basic .NET. These changes have been incorporated into the language to conform to the CTS standards. This helps in maintaining interoperability among the various languages supported in Microsoft .NET Framework.
All the types mentioned in Visual Basic .NET are classes that represent the base data types, and they are located in the System namespace of the Microsoft .NET Framework class library.