Sun Java System Application Server Enterprise Edition 8.1 2005Q2 Installation Guide

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# Symbol Conventions

The following table explains symbols that might be used in this book.

Table P–5 Symbol Conventions

Symbol | Description | Example | Meaning
--- | --- | --- | ---
`[ ]` | Contains optional arguments and command options. | `ls [-l]` | The `-l` option is not required.
`{ | }` | Contains a set of choices for a required command option. | `-d {y|n}` | The `-d` option requires that you use either the `y` argument or the `n` argument.
`${ }` | Indicates a variable reference. | `${com.sun.javaRoot}` | References the value of the `com.sun.javaRoot` variable.
- | Joins simultaneous multiple keystrokes. | Control-A | Press the Control key while you press the A key.
+ | Joins consecutive multiple keystrokes. | Ctrl+A+N | Press the Control key, release it, and then press the subsequent keys.
-> | Indicates menu item selection in a graphical user interface. | File -> New -> Templates | From the File menu, choose New. From the New submenu, choose Templates.

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