Screen Output
|
Print simple text on standard output. |
printf
|
Print formatted text on standard output. |
yes
|
Print repeated text on standard output. |
seq
|
Print a sequence of numbers on standard output. |
clear
|
Clear the screen or window. |
Linux provides several commands for printing messages on standard output:
$ echo hello world hello world
Each command has different strengths and intended purposes. These commands are invaluable for learning about Linux, debugging problems, writing shell scripts (see Programming with Shell Scripts), or just talking to yourself.
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