Computer Fundamentals And Programming2D
Data Structures - Theory & Concepts
A comprehensive overview of organizing and storing data efficiently using Arrays, Linked Lists, Stacks, Queues, Trees, Graphs, and Hash Tables.
Open the complete lessonArray Operations
Arrays store elements in contiguous memory locations. Notice how elements are accessed via a zero-based index.
Memory Representation (Array)
[0]
10
0x3E8
[1]
20
0x3EC
[2]
30
0x3F0
[3]
null
0x3F4
[4]
null
0x3F8
[5]
null
0x3FC
[6]
null
0x400
[7]
null
0x404
let arr = [10, 20, 30];