1)Arguments to a script */bin/bash + example of using | Chegg.com
Bash Compare Strings - Learn Easy Comparisons in Using Bash!
shell - Bash if else statement syntax error - Stack Overflow
Linux Bash Scripting Part3 - Parameters and Options - Like Geeks
How to Compare Strings in Bash | Linuxize
Bash shell find out if a variable has NULL value OR not - nixCraft
More advanced if usage
How to Use the Bash “If –Z” and “If –N” Statements to Test the String
How to Check Bash String Equality | DiskInternals
Bash Check If String Is Empty
Bash Compare Strings - Learn Easy Comparisons in Using Bash!
Bash script: String comparison examples - Linux Tutorials - Learn Linux Configuration
The Complete How To Guide of Bash Functions
Introduction to Vi, Bash Scripts, and FTP
Bash check if string starts with character such as # - nixCraft
2. C Shell and Awk - Unix Computing/Molecular Visualization Workshop
Bash If Else Syntax With Examples – devconnected
Bash Read User Input - Javatpoint
bash - check if an input string is a directory / file or nothing - YouTube
Shell Scripting Structured Commands
Bash Read User Input - Javatpoint
Shellscript - if With String - Learning-Ocean
Shell Scripting Structured Commands
More advanced if usage
Bash String Operators
