The C processor and the`#define` statement
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The C prepocessor
The C Preprocessor is a part of the C compilation process that recognizes special statements, analyses them (before compilation) and acts on them as required.
The preprocessor can be used to make programs more efficient, more readable, and more portable to multiple systems.
The #define statement
You can use #define
statements to assign symbolic names to program constants. For example:
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