B.1. The Shells Compared

Feature	Bourne	C	TC	Korn	Bash
Aliases	no	yes	yes	yes	yes
Advanced Pattern Matching	no	no	no	yes	yes
Command-Line Editing	no	no	yes	yes [*]	yes
Directory Stacks ( pushd, popd )	no	yes	yes	no	yes
Filename Completion	no	yes [*]	yes	yes	yes
Functions	yes	no	no	yes	yes
History	no	yes	yes	yes	yes
Job Control	no	yes	yes	yes	yes
Key Binding	no	no	yes	no	yes
Prompt Formatting	no	no	yes	no	yes
Spelling Correction	no	no	yes [*]	no	yes [ ]

^[*] not a default setting; must be set by the user .

^{[ ]} cdspell is a shopt option set to correct minor spelling errors in directory names when cd is used.