Drupal 8 Quick Start Guide

Our content type field

You can see from the preceding lists, there are fields for most of the various types of information that you will need to store. It's not just a matter of the type of data, like text or number, but often what information the data represents, like a phone number or URL, and that's because there is often programming code that provides the formatting or validates what has been entered. For example, entering an email address in a phone number field will cause an error to be displayed.

So, let's take a look at a list of the information  that we will want to store for an appointment, and the type of field that we can use for that. We'll also decide on a name for each field, which will be used for its label on the entry form, ...