Adding Slots to an Alexa Skill

alexa slots Every slot has a slot type that determines how Alexa handles the user input and passes the value on to your skill. You can assn slot types from the detail page for an intent. In Alexa Conversations, all variables that pass between user utterances, Alexa responses, and APIs must have a slot type. As with intent-based interaction models, slot types

alexa slots, I am trying to understand properly how slots work programmatically. Before coding anything, I am trying to understand it well by looking at the examples.