Now, what we did in the previous subsection is step 1. We now have support for various commands. The next thing we need to figure out is how we'll get more specific information. For example, which note do you want to remove? Which note do you want to read? And what do you want the note text to be in the case of adding a note? This is all information we need to get from the Terminal.
Now, getting it is going to be pretty similar to what we did earlier, and to show you what it looks like, we'll print the entire argv object once again, using the following command:
Over in the Terminal, we can now run a more complex command. Let's say we want to remove a note using the node app.js ...