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Fundamentals of C Language -
Overview Of C Language
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Data Types in C Language
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Variable in C Language
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Constant in C Language
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Operators and Enums in C Language
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Loop control in C Language
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Array in C Language
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String in C Language
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Pointer in C Language
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Structure in C Language
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Union in C Language
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Dynamic Memory Allocation in C Language
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C Language Pre-Processor
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Decision Making of C Language
C Programming Language C Language Pre-Processor
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Q: What is the output of the following Program?
C Language Pre-Processor
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Evaluate your understanding of the C pre-processor with these multiple choice questions. Learn about the different macros and pre-processor directives in C and how to use them to write efficient and organized code. Take the quiz now!
The C Preprocessor is not a part of the compiler, but is a separate step in the compilation process. In simple terms, a C Preprocessor is just a text substitution tool and it instructs the compiler to do required pre-processing before the actual compilation. We'll refer to the C Preprocessor as CPP.
All preprocessor commands begin with a hash symbol (#). It must be the first nonblank character, and for readability, a preprocessor directive should begin in the first column.