Q158823: FIX: Operator/Operand Type Mismatch Executing SQL with IIF

Article: Q158823
Product(s): Microsoft FoxPro
Version(s): WINDOWS:3.0,3.0b
Operating System(s): 
Keyword(s): kbfixlist
Last Modified: 24-MAR-2000

-------------------------------------------------------------------------------
The information in this article applies to:

- Microsoft Visual FoxPro for Windows, versions 3.0, 3.0b 
-------------------------------------------------------------------------------

SYMPTOMS
========

An Operator/operand type mismatch error occurs when executing a SQL statement
that includes the IIF() function.

STATUS
======

Microsoft has confirmed this to be a problem in the Microsoft products listed at
the beginning of this article. This problem was corrected in Visual FoxPro 5.0.

MORE INFORMATION
================

Steps to Reproduce Behavior
---------------------------

Create and run a program that contains the following code:

    DIMENSION la[ 2]
    la[ 1] = .F.
    la[ 2] = "???"

    PRIVATE ln
    ln = 1

    SELECT type FROM foxuser ;
       WHERE IIF( ln= 1, .T., la[ ln] = "AAA")   && ln is always 1!

Additional query words: VFoxWin Public kbdse

======================================================================
Keywords          :  kbfixlist
Technology        : kbVFPsearch kbAudDeveloper kbVFP300 kbVFP300b
Version           : WINDOWS:3.0,3.0b
Issue type        : kbbug
Solution Type     : kbfix

=============================================================================