Here is a YouTube video about Bash Shell Scripts 9 Functions, and is part of a growing collection of videos I have found to be useful if you are doing programming or coding and want good experience with Bash shell programming and scripts. The reason is to set up several Bash commands to run as a FUNCTION. Covering the rules for defining and calling a bash function, and understanding how variables and command substitution work within a function and understanding how to better utilize your computing power with Bash shell tools and coding.
This tutorial, "Bash Shell Scripts 9 Functions" is free education you can watch, which will help you deepen your knowledge and be better prepared for IT certification exams, schoolwork, or efficiently running your computer at home or on your job. is important for mastering the essentials and getting your skills on the right track.