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   DIR Return to: C PROGRAMMING LANGUAGE
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       #Post#: 149--------------------------------------------------
       STANDARD C I/O
       By: eba95 Date: July 31, 2010, 4:46 am
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       These functions provide an
       alternative to the C++ stream-
       based IO classes.
       clearerr clears errors
       fclose close a file
       feof true if at the end-
       of-file
       ferror checks for a file
       error
       fflush
       writes the
       contents of the
       output buffer
       fgetc get a character
       from a stream
       fgetpos get the file
       position indicator
       fgets
       get a string of
       characters from a
       stream
       fopen open a file
       fprintf print formatted
       output to a file
       fputc write a character
       to a file
       fputs write a string to a
       file
       fread read from a file
       freopen
       open an existing
       stream with a
       different name
       fscanf read formatted
       input from a file
       fseek move to a specific
       location in a file
       fsetpos move to a specific
       location in a file
       ftell
       returns the
       current file
       position indicator
       fwrite write to a file
       getc read a character
       from a file
       getchar read a character
       from stdin
       gets read a string from
       stdin
       perror
       displays a string
       version of the
       current error to
       stderr
       printf write formatted
       output to stdout
       putc write a character
       to a stream
       putchar write a character
       to stdout
       puts write a string to
       stdout
       remove erase a file
       rename rename a file
       rewind
       move the file
       position indicator
       to the beginning
       of a file
       scanf read formatted
       input from stdin
       setbuf set the buffer for
       a specific stream
       setvbuf
       set the buffer and
       size for a specific
       stream
       snprintf
       write formated
       output to a buffer
       (with bound
       checking)
       sprintf write formatted
       output to a buffer
       sscanf
       read formatted
       input from a
       buffer
       tmpfile
       return a pointer
       to a temporary
       file
       tmpnam return a unique
       filename
       ungetc
       puts a character
       back into a
       stream
       vprintf,
       vfprintf,
       and
       vsprintf write formatted
       output with
       variable
       argument lists
       vscanf,
       vfscanf,
       and
       vsscanf gets formatted
       input from stdin
       with variable
       argument lists
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