Bash Reference Manual. Node: Bash Features

PREVBourne Shell Features UPTop NEXTJob Control

Chapter 5: Bash Features

This section describes features unique to Bash.

  • 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.
  • PREVBourne Shell Features UPTop NEXTJob Control