Shell script – A shell script is a program, usually written in a scripting language, that is run by a shell. the program is read line by line by a computer vs. When “scripting language” is used to describe these general-purpose languages, it indicates that the language is interpreted vs. Examples are shell languages, like Bash, as well as other, general-purpose languages like JavaScript, PHP, Python, and Ruby. Programs that are written in a scripting language execute as if run line-by-line by a human. Scripting language – A scripting language is a programming language designed for a particular environment, usually used to accomplish specific tasks. Mac operating systems are based on Unix, so this is usually the shell that opens by default in the Terminal on a Mac.

The console in the browser developer tools can be seen as a shell for the browser.īash – Bash is a Unix shell and scripting language, accessible in the command line (i.e. It’s called a shell because it’s “built around” the inner part of the operating system, often called the kernel. Shell – A shell is a program that allows a user to interact with the operating system.

You should see the output, “Hello, Lara!”.

Run the command sh example.sh Lara (notice the sh before the file path).

cd to the directory where you created the file in Step 1.

Name it example.sh (shell scripts use the.a directory where you save coding projects) Create a new file in a location that is easy to access (e.g.In this post, when I refer to JavaScript, I am referring to Node.js or server-side JavaScript. Understanding of the difference between Node.js and client-side JavaScript.

Ability to cd into a directory from the command line.

An idea of what it means to run, or execute, a script (a relevant talk by Susie Grange about teaching concepts like “run”).

In this post, I assume that readers have the following knowledge:

Write shell script