How do i add options to a bash script?
Date created: Tue, Mar 9, 2021 3:52 PM
Date created: Thu, Mar 11, 2021 11:15 PM
The ability to process options entered at the command line can be added to the Bash script using the while command in conjunction with the getops and case commands. The getops command reads any and all options specified at the command line and creates a list of those options.
- Open the terminal. Go to the directory where you want to create your script.
- Create a file with . sh extension.
- Write the script in the file using an editor.
- Make the script executable with command chmod +x <fileName>.
- Run the script using ./<fileName>.
BASH will be available in the Command Prompt and PowerShell. Open Command Prompt and navigate to the folder where the script file is available. Type Bash script-filename.sh and hit the enter key. It will execute the script, and depending on the file, you should see an output.
Bash scripts can be used for various purposes, such as executing a shell command, running multiple commands together, customizing administrative tasks, performing task automation etc. So knowledge of bash programming basics is important for every Linux user.
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Open Command Prompt and navigate to the folder where the script file is available. Type Bash script-filename.sh and hit the enter key. It will execute the script, and depending on the file, you should see an output.
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