Bash

https://www.gnu.org › software › bash › manual › bash.html
Bash is the shell or command language interpreter for the GNU operating system The name is an acronym for the Bourne Again SHell a pun on Stephen Bourne the author of the direct ancestor of the current Unix shell sh which appeared in the Seventh Edition Bell Labs Research version of Unix

https://www.gnu.org › software › bash › manual › bash.pdf
Bash is the shell or command language interpreter for the gnu operating system The name is an acronym for the Bourne Again SHell a pun on Stephen Bourne the author

https://www.gnu.org › software › bash › manual
GNU Bash manual Free Software Foundation last updated September 26 2022 This manual bash is available in the following formats HTML 848K bytes entirely on one web page HTML with one web page per node HTML compressed 192K gzipped characters entirely on one web page

https://www.gnu.org › software › bash › manual › html_node
The following menu breaks the features up into categories noting which features were inspired by other shells and which are specific to Bash This manual is meant as a brief introduction to features found in Bash The Bash manual page should be used as the definitive reference on shell behavior

https://www.gnu.org › software › bash › manual › html_node › Bash-Con…
6 4 Bash Conditional Expressions Conditional expressions are used by the compound command see Conditional Constructs and the test and builtin commands see Bourne Shell Builtins The test and commands determine their behavior based on the number of arguments see the descriptions of those commands for any other command specific actions

https://www.gnu.org › software › bash › manual › html_node › Bash-Vari…
5 2 Bash Variables These variables are set or used by Bash but other shells do not normally treat them specially A few variables used by Bash are described in different chapters variables for controlling the job control facilities see Job Control Variables an underscore

https://www.gnu.org › software › bash › manual › html_node › Bash-Builti…
This section describes builtin commands which are unique to or have been extended in Bash Some of these commands are specified in the POSIX standard alias

https://www.gnu.org › software › bash › manual › html_node › Redirectio…
Bash handles several filenames specially when they are used in redirections as described in the following table If the operating system on which Bash is running provides these special files bash will use them otherwise it will emulate them internally with the behavior described below

https://ftp.gnu.org › old-gnu › Manuals › bash › html_chapter
Bash is the shell or command language interpreter for the GNU operating system The name is an acronym for the Bourne Again SHell a pun on Stephen Bourne the author of the direct ancestor of the current Unix shell bin sh which appeared in the Seventh Edition Bell Labs Research version of Unix