3.8 What is the package.json?

This is the file that is used to store all the necessary information for making a build file of the project.

Further down the line, after we’re done with developing our simulation and want to build it, we’ll have to make some changes to this file. (See Changes to package.json for successful build)

One key note here is that this file has a parameter "version": "1.0.0-dev.0". This is visible on the actual simulation in the About dialog.

Here’s how you can find the About dialog:

Now click on the three dots and that will reveal a menu like so:

Go ahead and click on the About... and you’ll see the version number there (Note: In my case, I have changed the version from the deafult to the last day of revision for the project):