Standard I/O

The functions and macros listed in Table 2-2, ``Standard I/O functions and macros'' constitute the standard I/O library for C programs. I/O involves:

• reading information from a file or device to your program

• writing information from your program to a file or device

• opening and closing files that your program reads from or writes to

This section discusses:

• Standard files

• Named files

• Passing command line arguments