BACK_TO_ROOT
MODULE 04
DATA STRUCTURES
Organize your data effectively. Use Arrays for ordered lists and Objects for structured key-value pairs.
DATA_ARCHITECT
ACTIVE
DATA_ARCHITECT
STRUCTURE_VIEW
length: 3
[]
"Apple"
0
,"Banana"
1
,"Cherry"
2
// Live Code
const fruits = ["Apple", "Banana", "Cherry"];
Arrays
An ordered collection of items. Accessed by index (starting at 0).
const list = ['A', 'B', 'C'];list[0] // 'A'Objects
A collection of properties. Accessed by key name.
const user = { name: "John" };user.name // "John"