These are some of the pre-requisites of using directly the script name:

• Add the she-bang {#!/bin/bash) line at the very top.
• Using chmod u+x scriptname make the script executable. (where scriptname is the name of your script)
• Place the script under /usr/local/bin folder.
• Run the script using just the name of the script.

How do I run a bash script?

To create a bash script, you place #!/bin/bash at the top of the file. To execute the script from the current directory, you can run ./scriptname and pass any parameters you wish. When the shell executes a script, it finds the #!/path/to/interpreter .

How do I run a .sh file in Linux?

Steps to write and execute a script

1. Open the terminal. Go to the directory where you want to create your script.
2. Create a file with .sh extension.
3. Write the script in the file using an editor.
4. Make the script executable with command chmod +x <fileName>.
5. Run the script using ./<fileName>.