Bài giảng Quản trị Linux: I/O redirection - Đặng Thanh Bình

Đặng Thanh Bình<br /> <br /> I/O Redirection<br /> <br /> Contents<br /> •<br /> •<br /> •<br /> •<br /> <br /> Simple redirections<br /> Advanced redirection features<br /> Filters<br /> Summary<br /> <br /> SIMPLE REDIRECTIONS<br /> <br /> Standard Input and Standard Output<br /> • The keyboard is your standard input (stdin)<br /> device, and the screen or a particular terminal<br /> window is the standard output (stdout) device.<br /> • These default settings don't necessarily have to<br /> be applied<br /> • The standard output, for example, on a heavily<br /> monitored server in a large environment may be<br /> a printer.<br /> <br /> The Redirection Operators<br /> • Output redirection with > and |<br /> – Sends the standard output of one command to<br /> another command as standard input.<br /> <br />