What the heck is my PATH, and how do I get it to do what I want?
Shell Scripting Tutorial Variables Global and Local Variables
Global and Local Variables in the Linux Shell Script Tutorial - YouTube
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Environment Variables in Linux/Unix - GeeksforGeeks
Bash Pass Shell Variables To Awk Script - nixCraft
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Linux echo Command Examples - JournalDev
How To Get / Print Current Date in Unix / Linux Shell Script - nixCraft
Linux Shell Script - passing arguments to functions and returning and capturing results - AMIS, Data Driven Blog - Oracle & Microsoft Azure
Bash Read User Input - Javatpoint
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16 Echo Command Examples in Linux
Environment Variables in Linux/Unix - GeeksforGeeks
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Understanding Shell Script Variables
