JavaScript | 자바스크립트 | DATA STRUCTURES 둘

JavaScript | 자바스크립트 | DATA STRUCTURES 둘

Arrays and Objects in JS | Codecademy

In this course, we'll cover some of the more powerful features of JavaScript in greater detail. We'll review arrays, create arrays of arrays, and begin learning about a new data structures: objects.

Two. More with Arrays

5/17 Heterogeneous arrays

File1 _ script.js

var myArray = [5, true, "JONE"];

6/17 Arrays of arrays
File1 _ script.js
var newArray = [[1, 2, 3], ["a", "b", "c"], [10, 20, 30]];
console.log(newArray);

7/17 Jagged arrays
File1 _ script.js
var jagged = [[1, 2, 3], [10, 20]];

console.log(jagged);

8/17 Mid-lesson breather

Next: Introduction to Objects