Construir y acceder a una matriz

[Goyo]

Quiero construir una lista que para cada índice pueda haber dos valores, es decir, una matriz. Pueden ayudarme?

[Kevinkun]

List item can be a list:

[Goyo]

Gracias. Y para acceder o modificar un dato?

[TIMAI2]

Get the list, then get the elements of a sublist using indexes.

[Taifun]

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, re…

Taifun

[Goyo]

Thaks

[Goyo]

Thanks