- Command
A command name or qualified command phrase.
- ComputerOut
Text displayed by the computer.
- Ctrl-x
A key sequence. A sequence such as Ctrl-x indicates that you must hold down the key labeled Ctrl while you press another key or button.
- ENVIRONVAR
The name of an environment variable, for example, PATH.
- ERRORNAME
The name of an error, usually returned in the errno variable.
- Key
The name of a keyboard key. Return and Enter both refer to the same key.
- Term
The defined use of an important word or phrase.
- UserInput
Commands and other text that you type.
- VARIABLE
The name of a placeholder in a command, function,
or other syntax display that you replace with an actual value.
- \ (continuation character)
A backslash (\) at the end of a line of code (such
as a command) indicates that the following line of code is contiguous,
and you must not insert a line break. This convention facilitates
the typesetting of long lines of code examples on a printed page.
If you cut and paste sample code from this publication, ensure that
you remove backslash characters at line endings.
- ...
The preceding element can be repeated an arbitrary
number of times.
- |
Separates items in a list of choices.
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