Flutter data structures

The render tree is a data structure that stores the geometry of the user interface, which is computed during layout and used during painting and hit testing. Most Flutter developers do not author render objects directly but instead manipulate the render tree using widgets.

A data structure is a particular way of organizing data in a computer so that it can be used effectively . For example, we can store a list of items having the same data-type using the array data structure. This page contains detailed tutorials on different data structures (DS) with topic-wise problems.

A new array can be created by using the literal constructor [] :

DART is a web-based tool for collecting, managing, and analyzing data and statistics about your library’s reference services . At its core, it’s a highly flexible and user-friendly interface for creating custom data collection forms.