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Coursera

JavaScript Essentials: From Basics to DOM

Packt via Coursera

Overview

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This course features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. Begin your journey into JavaScript with this hands-on course designed to teach you how to embed scripts efficiently, apply logical conditions, manipulate the DOM, validate forms, and build object-oriented code. By the end, you'll be able to create interactive web applications using core JavaScript features and real-world coding patterns. The course begins with setting up your development environment and introduces JavaScript’s essential role in web development. You'll learn embedding techniques, syntax rules, and move into logical statements, functions, scope, arrays, and loops—reinforced by guided exercises. Later sections explore DOM manipulation, dynamic styling, event-driven programming, and advanced control structures. You'll also practice refactoring code and implementing form validations using real examples. This beginner-friendly course is ideal for aspiring web developers, students, and professionals with no prior coding experience.

Syllabus

  • Introduction
    • In this module, we will introduce JavaScript, exploring its core functionalities and the broad range of environments where it can be utilized. You'll gain a foundational understanding of how JavaScript fits into web development and other application contexts.
  • Editor
    • In this module, we will guide you through the process of downloading and installing the right code editor for JavaScript. You’ll also learn how to create and structure your first JavaScript project, setting up a solid foundation for your coding journey.
  • EXTRA: Useful Shortcuts
    • In this module, we will share essential shortcuts that will significantly improve your coding speed and efficiency. These tips are designed to optimize your workflow and help you become a faster, more effective JavaScript developer.
  • Basics
    • In this module, we will cover fundamental JavaScript concepts, including how to properly embed JavaScript in your website, execute scripts efficiently, and handle variables and comments. You’ll also learn about using 'const' to manage variable declarations for better code stability.
  • Operators
    • In this module, we will explore JavaScript operators, including arithmetic, relational, and logical operators. You'll gain the skills to perform calculations, compare values, and manage conditional logic in your code.
  • Conditions
    • In this module, we will focus on conditional logic in JavaScript. You will learn to use if-else statements, the ternary operator, and the switch statement to make decisions in your code efficiently.
  • Functions
    • In this module, we will dive into the world of JavaScript functions. You will learn how to define functions, manage variable scope, understand hoisting, and use function expressions for more flexible coding solutions.
  • Objects
    • In this module, we will explore JavaScript objects. You'll learn to create objects, use constructor functions, and enhance your objects with new properties using prototypes.
  • Arrays
    • In this module, we will cover arrays in JavaScript, teaching you how to store and manipulate multiple values efficiently using built-in array methods.
  • Loops
    • In this module, we will cover looping in JavaScript, from while loops to for loops, and demonstrate how to control iteration with break and continue. You’ll also practice dynamic coding with the for...in loop and the arguments object.
  • DOM (Document Object Model)
    • In this module, we will explore how JavaScript interacts with the Document Object Model (DOM). You'll learn to access, modify, and manipulate webpage elements dynamically to create interactive user experiences.
  • Events
    • In this module, we will dive into JavaScript events. You’ll learn to handle user interactions, manage event listeners, control event propagation, and prevent default browser actions to create responsive web applications.
  • Validating Forms using Events
    • In this module, we will focus on form validation using JavaScript. You’ll learn how to validate text, checkbox, radio button, and select inputs to ensure accurate data before form submission.

Taught by

Packt - Course Instructors

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