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Microsoft® Access® 2010 Inside Out by Jeff Conrad and John Viescas

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Working with 64-Bit Access Visual Basic for Applications

With the creation of 64-bit versions of the Office 2010 applications, Microsoft has introduced a new 64-bit version of Visual Basic. In general, your Visual Basic code runs without modification with 64-bit Visual Basic. However, there are a few issues and opportunities when using 64-bit Visual Basic. For any programming language, the biggest source of issues when moving between different-sized architectures is the size of pointers. As you learned earlier in this chapter, pointers are variables that hold memory addresses. When you are working on 32-bit systems, these pointers are 32-bit variables; and on 64-bit systems, they are 64-bit variables.

One of the great things about Visual Basic ...

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