JavaScript Essentials

Name: JavaScript Essentials
Availability: InStock
Author: FreeAcademy

83 alunos

61Aulas

BeginnerNível

GratuitoCertificado

A beginner-friendly journey through core JavaScript concepts. Learn fundamentals, variables, operators, control flow, functions, objects, arrays, DOM manipulation, events, async programming, ES modules, and modern ES6+ features.

Conteúdo do Curso

4 módulos • 61 aulas

Module 1: JavaScript Fundamentals

19 aulas

1.1

break & continue

Module 2: Intermediate JavaScript Concepts

16 aulas

2.1

Declarations, expressions, arrow functions

2.2

Params & return values

2.3

Global vs. function vs. block scope

2.4

Closures (intro)

2.5

IIFEs

2.6

Objects: literals, dot/bracket notation, adding/removing props, this, destructuring, spread/rest

2.7

Arrays: literals, indexing, push/pop/shift/unshift/splice

2.8

Iteration: for, forEach, map, filter, reduce

2.9

Common methods: find, some, every, sort, slice

2.10

Destructuring, spread/rest

2.11

Functions as first-class

2.12

HOFs & callback patterns

2.13

setTimeout, setInterval

2.14

try / catch / finally

2.15

Throwing custom errors

2.16

Debugging techniques

Module 3: Working with the Browser (DOM & Events)

11 aulas

3.1

DOM tree, nodes, elements

3.2

Selectors: getElement…, querySelector(All)

3.3

Traversal: parentNode, children, sibling props

3.4

textContent, innerHTML

3.5

Attributes: getAttribute / setAttribute

3.6

Styles & classList

3.7

Creating/inserting/removing elements

3.8

addEventListener

3.9

Common events: click, input, submit, etc.

3.10

Event object: preventDefault, stopPropagation

3.11

Event delegation

Module 4: Asynchronous JavaScript & Modern Features

15 aulas

4.1

Sync vs. async

4.2

Callback hell & Promises (then/catch/finally)

4.3

Chaining, fetch API

4.4

async functions & await

4.5

Error handling with try/catch

4.6

Promise.all()

4.7

import / export syntax

4.8

Default vs. named exports

4.9

Bundlers (Webpack/Vite brief)

4.10

localStorage vs. sessionStorage

4.11

setItem, getItem, removeItem, clear

4.12

Template literals

4.13

Default params

4.14

Classes (intro)

4.15

Optional chaining (?.) & nullish coalescing (??)

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JavaScript Essentials

Conteúdo do Curso

Module 1: JavaScript Fundamentals

What is JavaScript? (History, role in web)

Where JavaScript Runs (Browser vs. Node.js)

Your In-Browser Workspace & Developer Tools

console.log and Your First Script

var, let, const

Primitives: String, Number, Boolean, null, undefined, Symbol, BigInt

Objects (intro)

Type coercion & typeof

Arithmetic: +, -, *, /, %, **

Assignment: =, +=, -=

Comparison: ==, ===, !=, !==, <, >, <=, >=

Logical: &&, ||, !

Unary: ++, --

Ternary: condition ? a : b

Precedence overview

if / else if / else

switch

Loops: for, while, do…while

break & continue

Module 2: Intermediate JavaScript Concepts

Declarations, expressions, arrow functions

Params & return values

Global vs. function vs. block scope

Closures (intro)

IIFEs

Objects: literals, dot/bracket notation, adding/removing props, this, destructuring, spread/rest

Arrays: literals, indexing, push/pop/shift/unshift/splice

Iteration: for, forEach, map, filter, reduce

Common methods: find, some, every, sort, slice

Destructuring, spread/rest

Functions as first-class

HOFs & callback patterns

setTimeout, setInterval

try / catch / finally

Throwing custom errors

Debugging techniques

Module 3: Working with the Browser (DOM & Events)

DOM tree, nodes, elements

Selectors: getElement…, querySelector(All)

Traversal: parentNode, children, sibling props

textContent, innerHTML

Attributes: getAttribute / setAttribute

Styles & classList

Creating/inserting/removing elements

addEventListener

Common events: click, input, submit, etc.

Event object: preventDefault, stopPropagation

Event delegation

Module 4: Asynchronous JavaScript & Modern Features

Sync vs. async

Callback hell & Promises (then/catch/finally)

Chaining, fetch API

async functions & await

Error handling with try/catch

Promise.all()

import / export syntax

Default vs. named exports

Bundlers (Webpack/Vite brief)

localStorage vs. sessionStorage

setItem, getItem, removeItem, clear

Template literals

Default params

Classes (intro)

Optional chaining (?.) & nullish coalescing (??)

Avaliações

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JavaScript Essentials

Conteúdo do Curso

Module 1: JavaScript Fundamentals

What is JavaScript? (History, role in web)

Where JavaScript Runs (Browser vs. Node.js)