Where is the HTML form property 'required'?

[hugetim]

For what it’s worth, here’s an alternative version of the tutorial project with validation that fixes the issue you found:

A Clean Anvil Architecture (?)

In this updated version, I add an “entities” layer with a portable Article class that facilitates validation both client- and server-side (but may violate The Clean Architecture rules by allowing the UI code to directly depend on the “entities” code?): https://anvil.works/build#clone:ZW7EHRJ4XNH5YC5I=HJBDT2CWLRYD62TBK3H6OZUV I also switched out the full dependency injection in the interactor layer with a simpler pattern that keeps the auto-complete working (and still allows easy testing via mo…

Also, form_checker is the “Package Name” of the dependency.

(I don’t know enough to answer your question about the required HTML property.)