C Programming

C is a general-purpose programming language that is extremely popular, simple, and flexible. It allows you to develop firmware and portable applications. C language combines the features of Low level as well as High-level Language. There are numerous IDEs that offer smart code completion and validate errors in real time. These tools have a syntax…

What is free Function in C? The free() function in C library allows you to release or deallocate the memory blocks which are previously allocated by calloc(), malloc() or realloc() functions. It frees up the memory blocks and returns the memory to heap. It helps freeing the memory in your program which will be available…

What is realloc()? realloc() is a function of C library for adding more memory size to already allocated memory blocks. The purpose of realloc in C is to expand current memory blocks while leaving the original content as it is. realloc() function helps to reduce the size of previously allocated memory by malloc or calloc…

What is calloc in C? The calloc() in C is a function used to allocate multiple blocks of memory having the same size. It is a dynamic memory allocation function that allocates the memory space to complex data structures such as arrays and structures and returns a void pointer to the memory. Calloc stands for…