13,420
edits
Changes
→Tutorial Reference Material
* [https://opensource.com/article/19/8/what-are-environment-variables Environment]
* [https://www.linuxtechi.com/variables-in-shell-scripting/#:~:text=User%20Defined%20Variables%3A,like%20a%20real%20computer%20program. User Defined]
Commands
* [http://linuxcommand.org/lc3_man_pages/readh.html read]
* [https://man7.org/linux/man-pages/man1/readonly.1p.html readonly]
| style="padding-left:15px;"|Control Flow Statements
