We will look at the command line interface for running Deno
Warming up with the REPL interface#
We will now take a closer look at how to use Deno, and to do that we need to fire up the REPL interface!
Open your terminal and execute the following:
You should now see something like this
As you can see, you get an output of "Hello world!" as well as "undefined".
Let's explore a bit more with REPL before we move on. Try to output the value of 2 to the power of 2 (22):