What is a built-in function in C?



What is a built-in function in C?..

Answer / hrpynux@gmail.com

Built-in(Library) Functions
The system provided these functions and stored in the library. Therefore it is also called Library Functions. e.g. scanf(), printf(), strcpy, strlwr, strcmp, strlen, strcat etc. To use these functions, you just need to include the appropriate C header files.

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