Created: 2022-06-21
Tags: #fleeting
Features:
The “Standard In” file, known as stdin, contains the input to the program/script. The “Standard Out” file, known as stdout, is used to write output for display on the screen. Finally, the “Standard Err” file, known as stderr, contains any error messages for display on the screen.
Stdin is file 0, stdout is file 1, and stderr is file 2.