tldr/pages/common/set.md

set

Display, set or unset values of shell attributes and positional parameters. More information: https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#set.

• Display the names and values of shell variables:

set

• Mark variables that are modified or created for export:

set -a

• Notify of job termination immediately:

set -b

• Set various options, e.g. enable vi style line editing:

set -o {{vi}}

• Set the shell to exit as soon as the first error is encountered (mostly used in scripts):

set -e