[MSDN Library June 1998] Is Operator (100%)
MSDN Library Visual Studio 6.0 > Microsoft Office Development > Office 97 Documentation > Office > Microsoft Office 97/Visual Basic Language Reference > Volume 5 > Microsoft Visual Basic for Applications Language Reference
[MSDN Library June 1998] Is Operator (36.5480765809046%)
MSDN Library Visual Studio 6.0 > Microsoft Office Development > Office 95 Documentation > Access > Microsoft Access 95 Language Reference > Part 2 A-Z Reference
[MSDN Library June 1998] Is Operator (33.8435464930074%)
MSDN Library Visual Studio 6.0 > Microsoft Office Development > Office 95 Documentation > Excel > Microsoft Excel/Visual Basic Reference > A-Z Reference
[MSDN Library June 1998] IS Operator Does Not Work with Microsoft Excel Objects (31.0169086791805%)
MSDN Library Visual Studio 6.0 > Knowledge Base > Visual Basic for Applications, Programming with
[MSDN Library June 1998] Is There More? (24.5841784989858%)
MSDN Library Visual Studio 6.0 > Conference Papers > Tech*Ed 95 Conference Papers > Microsoft BackOffice > BackOffice Integration and Migration from AS/400
[MSDN Library September 1992] is Functions (10.4345451708535%)
Product Documentation > C/C++ 7.0 > Run-time Library Reference > PART 2 Run-Time Functions > Alphabetic Function Reference > I-K