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...
