lesson

Front-End Data Structures

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45 minlesson

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1 min read

UI data is often nested. Arrays, objects, trees, and graphs appear in menus, comments, and component hierarchies.

Your Task

Write a function that flattens a deeply nested array.

You completed the free preview — you are ready for the full path.

All lessons are readable below. To write and run code from lesson 11 onwards, upgrade to Path Plus ($9/mo) or Pro.

1 min read

UI data is often nested. Arrays, objects, trees, and graphs appear in menus, comments, and component hierarchies.

Write a function that flattens a deeply nested array.

1 min read

UI data is often nested. Arrays, objects, trees, and graphs appear in menus, comments, and component hierarchies.

Write a function that flattens a deeply nested array.

1 min read

UI data is often nested. Arrays, objects, trees, and graphs appear in menus, comments, and component hierarchies.

Write a function that flattens a deeply nested array.