Course Overview
This JavaScript Intermediate course is designed for learners who have a basic understanding of JavaScript and want to level up their skills for real-world application development. The course explores key concepts, coding patterns, and powerful features that every developer needs to write cleaner, more efficient, and modern JavaScript code.
We begin by deep-diving into functions, including traditional and arrow functions, to understand scope, return values, and how functions interact with other structures. You’ll then learn control structures like the ternary operator for decision-making, and explore advanced syntax such as the spread and rest operators for handling arrays and objects flexibly. The this keyword is thoroughly explained to understand its behavior in various contexts.
Error handling is made simple with the try-catch block, and you’ll gain in-depth experience with array methods—from basic manipulations to iteration, combining, sorting, and chaining. Next, we tackle string methods, including searching, trimming, replacing, changing case, and concatenating strings. The course also includes structured data handling with JSON, efficient destructuring techniques, and practical application throughout using modern JavaScript ES6+ features.
Key Topics Covered:
Functions & Operators
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JavaScript functions (traditional & arrow functions)
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Ternary operator for conditional expressions
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Spread and Rest operators
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Understanding the this keyword
Error Handling
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Try...Catch block for graceful error handling
Array Mastery
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Basic array methods
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Iteration methods (map, forEach, filter, etc.)
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Combining, joining, flattening, converting arrays
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Searching, checking, sorting, and reordering arrays
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Method chaining for clean, functional code
String Manipulation
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Basic string methods (length, charAt, etc.)
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Searching (indexOf, includes, etc.)
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Trimming and padding
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Case manipulation and replacing
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Splitting and concatenation
Structured Data Handling
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Working with JSON (JSON.stringify(), JSON.parse())
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Destructuring arrays and objects
FAQ
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Understanding of using a computer, browser, and text editor.
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The course is beginner-friendly and starts from the fundamentals.
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Basic understanding of JavaScript
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A computer with internet access
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A code editor (e.g., Visual Studio Code recommended)
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Declare variables using var, let, and const, and understand their scope and usage.
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Use arithmetic, comparison, logical, assignment, and other operators in JavaScript.
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Identify and use strings, numbers, booleans, null, undefined, arrays, and objects.
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Use if, else, else if, and switch to control program flow.
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Use for, while, do...while, and loop through arrays using for...of, for...in.
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Create, update, and retrieve data from arrays and objects using methods and properties.
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Combine all fundamentals to write simple applications like calculators, to-do lists, or quizzes.
Requirment
Outcomes
Internships
Knewtontech
krishnagiri
Last Date to Apply: 2025-07-02
July Web Development Internship
This July, kick off your coding journey with our Web Development Internship! Over one exciting month, you’ll learn how to build real websites using HTML, CSS, and JavaScript. You’ll work with popular tools like React or Vue and connect your fronte...
Course curriculum
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29.00 ₹
- 6 Students
- 03h 15m
- Tamil (தமிழ்)
- intermediate Level
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