Why do we use # in C programming?

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In C programming, the # symbol is used as a preprocessor directive to indicate that what follows is a preprocessor directive, which is a command that instructs the C preprocessor to perform certain tasks before the actual compilation of the source code begins. The preprocessor is a tool that processes...
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In C programming, the # symbol is used as a preprocessor directive to indicate that what follows is a preprocessor directive, which is a command that instructs the C preprocessor to perform certain tasks before the actual compilation of the source code begins. The preprocessor is a tool that processes the source code before it's passed to the compiler. One of the most common uses of the # symbol in C programming is for defining macros using the #define directive. Macros are essentially symbolic names that are replaced with their corresponding values before the code is compiled. The #define directive is used to create macros, and the # symbol in this context is used to indicate that the name of the macro follows. read less
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