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JavaScript DOM Course for Intermediates

Transform static pages into dynamic experiences - Master DOM like a pro!

4.5
Intermediate

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JavaScript DOM Course for Intermediates
6 Modules

Course Curriculum

6 Modules · 13 Chapters · 22 Topics · 216 Sub-topics

01
Foundation Review
2 Chapters · 2 Topics · 29 Sub-topics
Selecting DOM Elements - Basic Methods
1 Topics
Basic Selection Methods
14 Sub-topics
Document Object Introduction
getElementById Method
getElementById Return Values
getElementsByClassName Method
Working with HTMLCollection
getElementsByTagName Method
getElementsByName Method
Selecting by Multiple Criteria
Case Sensitivity in Selection
Null and Empty Returns
Selecting the Document Root
Selecting Head and Body Elements
Best Practices for Element Selection
Performance of Selection Methods
Selecting DOM Elements - Modern Methods
1 Topics
Query Selectors
15 Sub-topics
querySelector Method Introduction
CSS Selector Syntax Basics
Selecting by ID with querySelector
Selecting by Class with querySelector
Selecting by Attribute
Complex CSS Selectors
Pseudo-class Selectors
querySelectorAll Method
Working with NodeList
NodeList vs HTMLCollection
Converting NodeList to Array
Scoped Queries
querySelector on Elements
Performance Considerations
Choosing Between Selection Methods
02
Advanced Selection
1 Chapters · 2 Topics · 20 Sub-topics
DOM Traversal
2 Topics
DOM Navigation
11 Sub-topics
Understanding DOM Traversal
Parent Node Navigation
parentNode Property
parentElement Property
parentNode vs parentElement
Child Node Navigation
childNodes Property
children Property
childNodes vs children
firstChild and lastChild
firstElementChild and lastElementChild
Sibling and Advanced Navigation
9 Sub-topics
Sibling Node Navigation
nextSibling and previousSibling
nextElementSibling and previousElementSibling
closest Method
contains Method
matches Method
Traversal Performance
Recursive DOM Traversal
Walking the DOM Tree
03
Advanced Manipulation
3 Chapters · 6 Topics · 47 Sub-topics
Creating DOM Elements
2 Topics
Element Creation
6 Sub-topics
createElement Method
Creating Different Element Types
createTextNode Method
createDocumentFragment Method
Document Fragment Benefits
createComment Method
Cloning and Templates
9 Sub-topics
cloneNode Method
Shallow vs Deep Cloning
importNode Method
adoptNode Method
Creating Elements from Template
Template Element Usage
Building Complex Structures
Element Creation Best Practices
Memory Considerations
Inserting and Moving DOM Elements
2 Topics
Insertion Methods
10 Sub-topics
appendChild Method
append Method
appendChild vs append
insertBefore Method
prepend Method
after Method
before Method
replaceChild Method
replaceWith Method
insertAdjacentElement Method
Moving and Performance
8 Sub-topics
Moving Existing Elements
Reordering Elements
Batch Insertion Techniques
Using DocumentFragment for Batch Insert
Performance of DOM Insertion
Minimizing Reflows
Virtual DOM Concept Introduction
Insertion Best Practices
Removing DOM Elements
2 Topics
Removal Methods
8 Sub-topics
removeChild Method
remove Method
removeChild vs remove
Clearing All Children
innerHTML for Clearing
replaceChildren Method
Removing Multiple Elements
Removing Elements by Selector
Memory and Cleanup
6 Sub-topics
Memory and Removed Elements
Event Listeners on Removed Elements
Garbage Collection Considerations
Safe Removal Patterns
Undo Removal Patterns
Removal Best Practices
04
Event Deep Dive
3 Chapters · 4 Topics · 46 Sub-topics
Event Propagation
2 Topics
Propagation Phases
7 Sub-topics
Event Flow Overview
Capturing Phase
Target Phase
Bubbling Phase
Why Three Phases
Enabling Capture Phase
Practical Capturing Use Cases
Controlling Propagation
9 Sub-topics
stopPropagation Method
When to Stop Propagation
stopImmediatePropagation Method
Difference Between Stop Methods
Event Propagation and Performance
Propagation in Nested Elements
Focus and Blur Don't Bubble
focusin and focusout Events
Propagation Best Practices
Preventing Default Behavior
1 Topics
Default Prevention
15 Sub-topics
Default Browser Actions
preventDefault Method
Common Default Behaviors
Preventing Link Navigation
Preventing Form Submission
Preventing Context Menu
Preventing Key Actions
Preventing Drag Default
Checking If Prevented
return false in Handlers
Passive Listeners and preventDefault
When to Prevent Defaults
Accessibility Considerations
Form Validation and Defaults
Best Practices
Event Delegation
1 Topics
Delegation Pattern
15 Sub-topics
Event Delegation Concept
Why Use Event Delegation
Performance Benefits
Dynamic Element Handling
Implementing Basic Delegation
Using event.target
Matching Target Elements
closest Method for Delegation
matches Method for Delegation
Delegating Multiple Event Types
Delegation Patterns
Handling Nested Targets
Delegation Limitations
When Not to Delegate
Delegation Best Practices
05
Browser Storage
2 Chapters · 4 Topics · 34 Sub-topics
Browser Storage - localStorage
2 Topics
localStorage Fundamentals
11 Sub-topics
Web Storage Introduction
localStorage Overview
Storage Availability Check
setItem Method
getItem Method
removeItem Method
clear Method
key Method
length Property
Iterating Over localStorage
Storage Limits
Advanced localStorage
7 Sub-topics
Storing Complex Data
JSON Stringify and Parse
Storage Event
Cross-Tab Communication
localStorage Security
Private Browsing Behavior
localStorage Best Practices
Browser Storage - sessionStorage
2 Topics
sessionStorage Fundamentals
9 Sub-topics
sessionStorage Overview
sessionStorage vs localStorage
Session Scope Explained
setItem Method
getItem Method
removeItem Method
clear Method
Session Lifecycle
Tab Duplication Behavior
sessionStorage Usage
7 Sub-topics
When to Use sessionStorage
Form Data Persistence
Wizard/Multi-Step Forms
Temporary State Storage
sessionStorage Limits
Security Considerations
sessionStorage Best Practices
06
APIs Introduction
2 Chapters · 4 Topics · 40 Sub-topics
Window Object
2 Topics
Window Properties
8 Sub-topics
Window Object Overview
Global Scope and Window
Window Properties
window.document Property
window.location Property
window.navigator Property
window.history Property
window.screen Property
Window Dimensions and Methods
12 Sub-topics
Window Dimensions
innerWidth and innerHeight
outerWidth and outerHeight
Window Position
screenX and screenY
window.open Method
Window Features String
window.close Method
opener Property
window.name Property
Window Focus and Blur
window.print Method
Location API
2 Topics
Location Properties
10 Sub-topics
Location Object Overview
location.href Property
location.protocol Property
location.host Property
location.hostname Property
location.port Property
location.pathname Property
location.search Property
location.hash Property
location.origin Property
URL and Navigation
10 Sub-topics
URLSearchParams API
Parsing Query Strings
Building Query Strings
location.assign Method
location.replace Method
location.reload Method
assign vs replace vs href
Navigating Programmatically
Hash Navigation
Location Best Practices

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