This is Edition 5.2, last updated 19 September 2022, of The GNU Bash Reference Manual, for Bash, Version 5.2. Bash contains features that appear in other popular shells, and some features that only appear in Bash.

Sep 22, 2020 · Bash is the GNU Project's shell—the Bourne Again SHell. This is an sh-compatible shell that incorporates useful features from the Korn shell (ksh) and the C shell (csh). It is intended to conform to the IEEE POSIX P1003.2/ISO 9945.2 Shell and Tools standard.

Dec 7, 2020 · This release fixes several outstanding bugs in bash-5.0 and introduces several new features. The most significant change is a return to the bash-4.4 behavior of not performing pathname expansion on a word that contains backslashes but does not contain any unquoted globbing special characters.

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

Jan 7, 2019 · New Features ===== This is the fifth major release of bash. Read the file NEWS in the bash-5.0 distribution for a complete description of the new features. A copy of the relevant portions is included below. This release fixes several outstanding bugs in bash-4.4 and introduces several new features.

Sep 26, 2022 · Read the file NEWS in the bash-5.2 distribution for a complete description of the new features. A copy of the relevant portions is included below. This release fixes several outstanding bugs in bash-5.1 and introduces a number of new features.

Apr 23, 2024 · This release fixes several outstanding bugs in bash-5.2 and introduces a number of new features. There are significant new features of note: * There is a new form of command substitution that executes the command in the current shell execution context.

Sep 19, 2022 · This is Edition 5.2, last updated 19 September 2022, of The GNU Bash Reference Manual, for Bash, Version 5.2. Bash contains features that appear in other popular shells, and some features that only appear in Bash.

Sep 26, 2022 · 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.

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.)