The project contains numerous examples completed using variables and conditional logic.

A Sign up - Sign in page example project using Variables and States to validate the correct user input in both pages.

Prototipo - Parqueos

The list and chart include animations created using states. Design from: https://www.sketchappsources.com/free-source/4505-expenses-report-sketch-freebie-resource.html

Sliding navigation of Tab Menu

This is an example of a sign in screen that validates a username and a password. Feel free to import this fully editable project into your own account for use in your prototypes. Use the following to successfully sign in and proceed to the next screen User Name: john Password: proto.io

Simulation of scrollable Contacts list using variables (Use of variables and 'On scroll Interactions')

I created this prototype of a wildlife photography app to experiment with horizontal and vertical scrolling interactions. What do you think?