C fprintf() function passes arguments according to the specified format to the file indicated by the stream. This function is implemented in file-related programs for writing formatted data in any file. This tutorial guides you on how to use the fprintf() function in the C program.

Syntax:

int fprintf(FILE *stream, const char *format, ...)

Example:

int main (void) 
{
   FILE *fileName;
   fileName = fopen("anything.txt","r");
   fprintf(fileName, "%s %s %d", "Welcome", "to",  2018);
   fclose(fileName);
   return(0);
}