Render Lists from Data in React

Published: 11 June 2026
on channel: AltCampus

Learn how to take an array of data and turn it into a list of React elements. This video shows you how to use JavaScript's map function inside JSX to create dynamic user interfaces without repeating code.

We'll walk through a simple example and explain how to give each list item a unique key prop, a crucial step for efficient React rendering.

Timeline
0:00 Introduction to creating UI from data
0:48 Subscribe and like the video
1:35 Simple and easy data copying
2:53 Subscribing and listening to elements
3:53 Understanding what elements are
4:53 Returning data from state
5:53 Returning components instead of elements
6:53 Card component information
7:40 Using props in components
8:38 Handling multiple children
9:47 Creating UI from collection of data

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