#ifdef

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#ifdef

Preprocessor conditional directive

Syntax

#ifdef symbol ' Conditionally included statements #endif

Description

Conditionally includes statements at compile time.

Statements within the #ifdef...#endif block are included if symbol is defined and excluded (ignored) if symbol is not defined.

#ifdef symbol is equivalent to #if defined (symbol)

Example

#define _DEBUG #ifdef _DEBUG ' Special statements for debugging #endif

Differences from QB

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