(bash.info) Bash Features
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Bash Features
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This section describes features unique to Bash.
Menu
* Invoking Bash Command line options that you can give
to Bash.
* Bash Startup Files When and how Bash executes scripts.
* Is This Shell Interactive? Determining the state of a running Bash.
* Bash Builtins Table of builtins specific to Bash.
* The Set Builtin This builtin is so overloaded it
deserves its own section.
* Bash Conditional Expressions Primitives used in composing expressions for
the `test' builtin.
* Bash Variables List of variables that exist in Bash.
* Shell Arithmetic Arithmetic on shell variables.
* Aliases Substituting one command for another.
* Arrays Array Variables.
* The Directory Stack History of visited directories.
* Printing a Prompt Controlling the PS1 string.
* The Restricted Shell A more controlled mode of shell execution.
* Bash POSIX Mode Making Bash behave more closely to what
the POSIX standard specifies.
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