• FILE

• fopen

FILE* fopen (char* name, char* mode);

used to openning file with file name name.

• mode

  • “r” : read
  • “w” : write (will be overwrited), (make new file if it doesn’t exist and possible)
  • “a” : append (make new file if it doesn’t exist and possible)
  • “rb” : binary-read
  • “wb” : binary-write (will be overwrited), (make new file if it doesn’t exist and possible)
  • “ab” : binary-append (make new file if it doesn’t exist and possible)

• getc

int getc (FILE* fp);

• putc

int putc (int c, FILE* fp);

• getchar

#define  getchar()  getc( stdin )

• putchar

#define  putchar(c)  putc( (c), stdout )

• fscanf

int fscanf (FILE* fp, char* format, ...);

• fprintf

int fprintf (FILE* fp, char* format, ...);

• fclose

int fclose (FILE* fp)