On Nov 5, 2017 7:05 PM, "積丹尼 Dan Jacobson" <jida...@jidanni.org> wrote:
$ help shopt shopt: shopt [-pqsu] [-o] [optname ...] Set and unset shell options. Change the setting of each shell option OPTNAME. Without any option arguments, list all shell options with an indication of whether or not each is set. Add: If just optnames are given, list each's status. It already says that. You quoted it.