Book Image

Democratizing Application Development with AppSheet

By : Koichi Tsuji, Suvrutt Gurjar, Takuya Miyai
Book Image

Democratizing Application Development with AppSheet

By: Koichi Tsuji, Suvrutt Gurjar, Takuya Miyai

Overview of this book

Many citizen developers regularly use spreadsheets in their business and day-to-day jobs. With AppSheet, you can take your spreadsheets to the next level by enhancing their ease of use. The platform allows you to run your business efficiently and manage it in the field outside of an office or indoor environment. This book enables you to create your own simple or medium to complex hybrid apps for business or personal use. As a beginner to AppSheet, this book will show you how the AppSheet Editor works and how it is used to configure, test, and deploy an app and share it with others as users or co-authors. You’ll learn about widely used features such as how to use data sources, create app views and actions, construct expressions with AppSheet functions, and make your app secure through security and UX options. Next, you’ll create email/attachment templates and develop reports/documents based on templates, store in the cloud, and send files through emails. You’ll also understand how to integrate third-party services and monitor various usage statistics of your app. As you progress, you’ll explore various features with the help of sample apps that you create using the book. By the end of this book, you’ll have learned how to make the most of AppSheet to build powerful and efficient applications.
Table of Contents (20 chapters)
1
Part 1 – Introduction and Getting Started
3
Part 2 – App Editor and Main Features
10
Part 3 – Advanced Features and External Services
14
Part 4 – App Templates and Tricks for App Building

Understanding functions, expressions and AppSheet Expression Assistant

In this section, you will learn about what functions and expressions are and where in the app editor you can configure them.

The app users enter data via columns. They may add or update data directly through the form views in the columns or fields of the tables used in apps. They may also add or update data through actions or quick edits in the detail and summary views. Some of the real columns and all virtual columns will have computed data based on the data entered into the other columns. As an app creator, you can manipulate textual data and numerical data, as well as time and date data, by using various AppSheet functions that you will learn about in this chapter.

In spreadsheets, as in computer language programming, there are several functions. Each function has certain inputs; the function processes those inputs, and then those functions produce results as per the definition of the function. AppSheet...