What does "Delete Item from list" do?

[Taifun]

@roty

Is Item 2 before delete than item 1 after delete and the number of entries is 29 ?

Yes; if you delete the first item in a list; then the item, which was at index 2 is now at index 1 and the length of the list is now 29

Imagnity.com List Tutorial, Mirrored - @Saj

(copied from imagnity.com, courtesy of @Saj) List Blocks On App Inventor by Sajal Dutta | app-inventor, tutorials | 102 comments List is a necessity in almost every app regardless of what programming language you use. This is the easiest way to create and manipulate a set of values/items/elements in an ordered fashion. Please go over the reference before we start. In this tutorial, we will learn how to create a list, add new items to a list, display list items, replace an item in the list, rem…

Taifun