| The Set Builtin | Change the values of shell attributes and positional parameters. |
| The Shopt Builtin | Modify shell optional behavior. |
Copyright © 2000, 2001, 2002, 2007, 2008 Free Software Foundation, Inc.
Licensed under the GNU Free Documentation License.
https://www.gnu.org/software/bash/manual/html_node/Modifying-Shell-Behavior.html