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Please enable JavaScript in your browser settings or update your browser.Lære Challenge: Add and Remove DOM Elements | DOM Manipulation for Interactive Web Development
Advanced JavaScript Mastery
course content

Kursusindhold

Advanced JavaScript Mastery

Advanced JavaScript Mastery

1. Mastering JavaScript Classes and Inheritance
Getting StartedUnderstanding Class Declarations in JavaScriptChallenge: Create a JavaScript ClassDefining Methods in JavaScript ClassesChallenge: Add Methods to a ClassUsing Parameter ObjectsWorking with Private Properties in ClassesChallenge: Implement Private Properties in a ClassManaging Properties with Getters and SettersChallenge: Implement Getters and Setters in a ClassExploring Static Properties in JavaScriptUsing Static Methods in JavaScriptChallenge: Implement Static Properties and Methods in a ClassUnderstanding Inheritance with extends and super()Challenge: Implement Class Inheritance with extends and super()
2. DOM Manipulation for Interactive Web Development
What Is the Document Object Model (DOM)?Querying and Selecting Elements in the DOMChallenge: Query and Select DOM ElementsUnderstanding the DOM Hierarchy and RelationshipsChallenge: Navigate the DOM HierarchyExploring DOM Properties in JavaScriptWorking with Element Attributes in the DOMChallenge: Manage Element Properties and AttributesAdding Elements to the DOM DynamicallyRemoving Elements From the DOMChallenge: Add and Remove DOM ElementsModifying Element Styles with JavaScriptChallenge: Apply Dynamic Styles to DOM Elements
3. Event Handling and User Interactions in JavaScript
Introduction to Events and Event ListenersUnderstanding the Event Object in JavaScriptChallenge: Implement Event ListenersEvent Propagation and Delegation ExplainedChallenge: Handle Event Propagation and DelegationWorking with Keyboard and Mouse EventsManaging and Removing Event Listeners
4. Asynchronous JavaScript and API Integration
Introduction to Asynchronous JavaScriptUnderstanding Callbacks in JavaScriptHandling Asynchronous Operations with PromisesUsing Async/Await for Cleaner Asynchronous CodeFetching and Working with APIs in JavaScriptIntegrating APIs in JavaScript ApplicationsChallenge: Fetch and Use API DataIntegrating Third-Party Libraries in JavaScriptChallenge: Work with Third-Party LibrariesHandling Multiple Asynchronous Requests

book
Challenge: Add and Remove DOM Elements

Task

You're building a shopping cart where users can add and remove items.

  1. Add an Item to the Cart:
    • Create a new <li> element;
    • Create a new <button> element;
    • Add new <button> element to the new <li> element;
    • Add a new <li> element to the <ul> with the cart-list ID.
  2. Remove an Item from the Cart: Delete the specific <li> element from the <ul>.
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  • Use createElement to create a new <li> element;
  • Use createElement to create a new <button> element;
  • Use appendChild to add new <button> element to the <li> element;
  • Use appendChild to add a new <li> element to the <ul> with the ID cart-list;
  • Use removeChild to delete the specific <li> element from the <ul>.
index.html

index.html

index.css

index.css

index.js

index.js

copy

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Sektion 2. Kapitel 11

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course content

Kursusindhold

Advanced JavaScript Mastery

Advanced JavaScript Mastery

1. Mastering JavaScript Classes and Inheritance
Getting StartedUnderstanding Class Declarations in JavaScriptChallenge: Create a JavaScript ClassDefining Methods in JavaScript ClassesChallenge: Add Methods to a ClassUsing Parameter ObjectsWorking with Private Properties in ClassesChallenge: Implement Private Properties in a ClassManaging Properties with Getters and SettersChallenge: Implement Getters and Setters in a ClassExploring Static Properties in JavaScriptUsing Static Methods in JavaScriptChallenge: Implement Static Properties and Methods in a ClassUnderstanding Inheritance with extends and super()Challenge: Implement Class Inheritance with extends and super()
2. DOM Manipulation for Interactive Web Development
What Is the Document Object Model (DOM)?Querying and Selecting Elements in the DOMChallenge: Query and Select DOM ElementsUnderstanding the DOM Hierarchy and RelationshipsChallenge: Navigate the DOM HierarchyExploring DOM Properties in JavaScriptWorking with Element Attributes in the DOMChallenge: Manage Element Properties and AttributesAdding Elements to the DOM DynamicallyRemoving Elements From the DOMChallenge: Add and Remove DOM ElementsModifying Element Styles with JavaScriptChallenge: Apply Dynamic Styles to DOM Elements
3. Event Handling and User Interactions in JavaScript
Introduction to Events and Event ListenersUnderstanding the Event Object in JavaScriptChallenge: Implement Event ListenersEvent Propagation and Delegation ExplainedChallenge: Handle Event Propagation and DelegationWorking with Keyboard and Mouse EventsManaging and Removing Event Listeners
4. Asynchronous JavaScript and API Integration
Introduction to Asynchronous JavaScriptUnderstanding Callbacks in JavaScriptHandling Asynchronous Operations with PromisesUsing Async/Await for Cleaner Asynchronous CodeFetching and Working with APIs in JavaScriptIntegrating APIs in JavaScript ApplicationsChallenge: Fetch and Use API DataIntegrating Third-Party Libraries in JavaScriptChallenge: Work with Third-Party LibrariesHandling Multiple Asynchronous Requests

book
Challenge: Add and Remove DOM Elements

Task

You're building a shopping cart where users can add and remove items.

  1. Add an Item to the Cart:
    • Create a new <li> element;
    • Create a new <button> element;
    • Add new <button> element to the new <li> element;
    • Add a new <li> element to the <ul> with the cart-list ID.
  2. Remove an Item from the Cart: Delete the specific <li> element from the <ul>.
index.html

index.html

index.css

index.css

index.js

index.js

copy
  • Use createElement to create a new <li> element;
  • Use createElement to create a new <button> element;
  • Use appendChild to add new <button> element to the <li> element;
  • Use appendChild to add a new <li> element to the <ul> with the ID cart-list;
  • Use removeChild to delete the specific <li> element from the <ul>.
index.html

index.html

index.css

index.css

index.js

index.js

copy

Var alt klart?

Hvordan kan vi forbedre det?

Tak for dine kommentarer!

Sektion 2. Kapitel 11
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