README.md

🧑‍💻 Chaicode - 30 Days JavaScript Challenge 🎯

30-Days-JavaScript-Challenge 🚀 by Hitesh Choudhary Sir. This repository contains Assignment and Assignment Solution Codes of 30 Days JavaScript Challenge. ❤️

🔥 Clone this Repository 💫

You need to write the following commands on the terminal screen so that you can run this project locally.

https://github.com/Bharat2044/Chaicode-30_days_javascript_challenge.git

Go to the Project Directory

cd Chaicode-30_days_javascript_challenge

Run the File

node fileName.js

👨‍💻 Assignment Question with Solutions 👀

📚 Day 01 - Variables and Data Types

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Variable Declaration
    • Activity 2 - Constant Declaration
    • Activity 3 - Data Types
    • Activity 4 - Reassigning Variables
    • Activity 5 - Understanding Const
  • 💻 Feature Request
    • 1. Variable Types Console Log
    • 2. Reassignment Demo

📚 Day 02 - Operators

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Arithmetic Operations
    • Activity 2 - Assignment Operators
    • Activity 3 - Comparison Operators
    • Activity 4 - Logical Operators
    • Activity 5 - Ternary Operator
  • 💻 Feature Request
    • 1. Arithmetic Operations Script
    • 2. Comparison and Logical Operators Script
    • 3. Ternary Operator Script

📚 Day 03 - Control Structures

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - If-Else Statements
    • Activity 2 - Nested If-Else Statements
    • Activity 3 - Switch Case
    • Activity 4 - Conditional (Ternary) Operator
    • Activity 5 - Combining Conditions
  • 💻 Feature Request
    • 1. Number Check Script
    • 2. Voting Eligibility Script
    • 3. Day of the Week Script
    • 4. Grade Assignment Script
    • 5. Leap Year Check Script

📚 Day 04 - Loops

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - For Loop
    • Activity 2 - While Loop
    • Activity 3 - Do...While Loop
    • Activity 4 - Nested Loops
    • Activity 5 - Loop Control Statements
  • 💻 Feature Request
    • 1. Number Printing Script
    • 2. Multiplication Table Script
    • 3. Pattern Printing Script
    • 4. Sum Calculation Script
    • 5. Factorial Calculation Script

📚 Day 05 - Functions

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Function Declaration
    • Activity 2 - Function Expression
    • Activity 3 - Arrow Functions
    • Activity 4 - Function Parameters and Default Values
    • Activity 5 - Higher-Order Functions
  • 💻 Feature Request
    • 1. Even or Odd Function Script
    • 2. Square Calculation Function Script
    • 3. Concatenation Function Script
    • 4. Sum Calculation Arrow Function Script
    • 5. Higher-Order Function Script

📚 Day 06 - Arrays

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Array Creation and Access
    • Activity 2 - Array Methods (Basic)
    • Activity 3 - Array Methods (Intermediate)
    • Activity 4 - Array Iteration
    • Activity 5 - Multi-dimensional Arrays
  • 💻 Feature Request
    • 1. Array Manipulation Script
    • 2. Array Transformation Script
    • 3. Array Iteration Script
    • 4. Two-dimensional Array Script

📚 Day 07 - Objects

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Object Creation and Access
    • Activity 2 - Object Methods
    • Activity 3 - Nested Objects
    • Activity 4 - The this Keyword
    • Activity 5 - Object Iteration
  • 💻 Feature Request
    • 1. Book Object Script
    • 2. Library Object Script
    • 3. Object Iteration Script
    • 4. Two-dimensional Array Script

📚 Day 08 - ES6+ Features

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Template Literals
    • Activity 2 - Destructuring
    • Activity 3 - Spread and Rest Operators
    • Activity 4 - Default Parameters
    • Activity 5 - Enhanced Object Literals
  • 💻 Feature Request
    • 1. Template Literals Script
    • 2. Destructuring Script
    • 3. Spread and Rest Operators Script
    • 4. Default Parameters Script
    • 5. Enhanced Object Literals Script

📚 Day 09 - DOM Manipulation

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Selecting and Manipulating Elements
    • Activity 2 - Creating and Appending Elements
    • Activity 3 - Removing Elements
    • Activity 4 - Modifying Attributes and Classes
    • Activity 5 - Event Handling
  • 💻 Feature Request
    • 1. Text Content Manipulation Script
    • 2. Element Creation Script
    • 3. Element Removal Script
    • 4. Attribute Modification Script
    • 5. Event Handling Script

📚 Day 10 - Event Handling

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Basic Event Handling
    • Activity 2 - Mouse Events
    • Activity 3 - Keyboard Events
    • Activity 4 - Form Events
    • Activity 5 - Event Delegation
  • 💻 Feature Request
    • 1. Click Event Script
    • 2. Mouse Events Script
    • 3. Keyboard Events Script
    • 4. Form Events Script
    • 5. Event Delegation Script

📚 Day 11 - Promises and Async/Await

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Understanding Promises
    • Activity 2 - Chaining Promises
    • Activity 3 - Using Async/Await
    • Activity 4 - Fetching Data from an API
    • Activity 5 - Concurrent Promises
  • 💻 Feature Request
    • 1. Promise Creation Script
    • 2. Promise Chaining Script
    • 3. Async/Await Script
    • 4. API Fetch Script
    • 5. Concurrent Promises Script

📚 Day 12 - Error Handling

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Basic Error Handling with Try-Catch
    • Activity 2 - Finally Block
    • Activity 3 - Custom Error Objects
    • Activity 4 - Error Handling in Promises
    • Activity 5 - Graceful Error Handling in Fetch
  • 💻 Feature Request
    • 1. Basic Error Handling Script
    • 2. Custom Error Script
    • 3. Promise Error Handling Script
    • 4. Fetch Error Handling Script

📚 Day 13 - Modules

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Creating and Exporting Modules
    • Activity 2 - Named and Default Exports
    • Activity 3 - Importing Entire Modules
    • Activity 4 - Using Third-Party Modules
    • Activity 5 - Module Bundling (Optional)
  • 💻 Feature Request
    • 1. Basic Module Script
    • 2. Named and Default Exports Script
    • 3. Third-Party Module Script
    • 4. Module Bundling Script

📚 Day 14 - Classes

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Class Definition
    • Activity 2 - Class Inheritance
    • Activity 3 - Static Methods and Properties
    • Activity 4 - Getters and Setters
    • Activity 5 - Private Fields (Optional)
  • 💻 Feature Request
    • 1. Basic Class Script
    • 2. Class Inheritance Script
    • 3. Static Methods and Properties Script
    • 4. Getters and Setters Script
    • 5. Private Fields Script

📚 Day 15 - Closures

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Understanding Closures
    • Activity 2 - Practical Closures
    • Activity 3 - Closures in Loops
    • Activity 4 - Module Pattern
    • Activity 5 - Memoization
  • 💻 Feature Request
    • 1. Basic Closure Script
    • 2. Counter Closure Script
    • 3. Unique ID Generator Script
    • 4. Loop Closure Script
    • 5. Memoization Script

📚 Day 16 - Recursion

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Basic Recursion
    • Activity 2 - Recursion with Arrays
    • Activity 3 - String Manipulation with Recursion
    • Activity 4 - Recursive Search
    • Activity 5 - Tree Traversal (Optional)
  • 💻 Feature Request
    • 1. Factorial and Fibonacci Script
    • 2. Array Recursion Script
    • 3. String Recursion Script
    • 4. Recursive Search Script
    • 5. Tree Traversal Script

📚 Day 17 - Data Structures

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Linked List
    • Activity 2 - Stack
    • Activity 3 - Queue
    • Activity 4 - Binary Tree
    • Activity 5 - Graph (Optional)
  • 💻 Feature Request
    • 1. Linked List Script
    • 2. Stack Script
    • 3. Queue Script
    • 4. Binary Tree Script
    • 5. Graph Script

📚 Day 18 - Algorithms

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Sorting Algorithms
    • Activity 2 - Searching Algorithms
    • Activity 3 - String Algorithms
    • Activity 4 - Array Algorithms
    • Activity 5 - Dynamic Programming (Optional)
  • 💻 Feature Request
    • 1. Sorting Algorithm Script
    • 2. Searching Algorithm Script
    • 3. String Algorithm Script
    • 4. Array Algorithm Script
    • 5. Dynamic Programming Script

📚 Day 19 - Regular Expressions

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Basic Regular Expressions
    • Activity 2 - Character Classes and Quantifiers
    • Activity 3 - Grouping and Capturing
    • Activity 4 - Assertions and Boundaries
    • Activity 5 - Practical Applications
  • 💻 Feature Request
    • 1. Basic Regex Script
    • 2. Character Classes and Quantifiers Script
    • 3. Grouping and Capturing Script
    • 4. Assertions and Boundaries Script
    • 5. Validation Script

📚 Day 20 - LocalStorage and SessionStorage

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Understanding LocalStorage
    • Activity 2 - Using LocalStorage
    • Activity 3 - Understanding SessionStorage
    • Activity 4 - Using SessionStorage
    • Activity 5 - Comparing LocalStorage and SessionStorage
  • 💻 Feature Request
    • 1. LocalStorage Script
    • 2. SessionStorage Script
    • 3. Storage Comparison Script
    • 4. Clear Storage Script

📚 Day 21 - LeetCode Easy

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Two Sum
    • Activity 2 - Reverse Integer
    • Activity 3 - Palindrome Number
    • Activity 4 - Merge Two Sorted Lists
    • Activity 5 - Valid Parentheses
  • 💻 Feature Request
    • 1. Two Sum Script
    • 2. Reverse Integer Script
    • 3. Palindrome Number Script
    • 4. Merge Two Sorted Lists Script
    • 5. Valid Parentheses Script

📚 Day 22 - LeetCode Medium

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Add Two Numbers
    • Activity 2 - Longest Substring Without Repeating Characters
    • Activity 3 - Container With Most Water
    • Activity 4 - 3Sum
    • Activity 5 - Group Anagrams
  • 💻 Feature Request
    • 1. Add Two Numbers Script
    • 2. Longest Substring Script
    • 3. Container With Most Water Script
    • 4. 3Sum Script
    • 5. Group Anagrams Script

📚 Day 23 - LeetCode Hard

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities
    • Activity 1 - Median of Two Sorted Arrays
    • Activity 2 - Merge k Sorted Lists
    • Activity 3 - Trapping Rain Water
    • Activity 4 - N-Queens
    • Activity 5 - Word Ladder
  • 💻 Feature Request
    • 1. Median of Two Sorted Arrays Script
    • 2. Merge k Sorted Lists Script
    • 3. Trapping Rain Water Script
    • 4. N-Queens Script
    • 5. Word Ladder Script

📚 Day 24 - Project 1: Weather App

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities

📚 Day 25 - Project 2: MovieSearch App

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities

📚 Day 26 - Project 3: Chat Application

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities

📚 Day 27 - Project 4: Task Management App

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities

📚 Day 28 - Project 5: E-commerce Website

• 📒 Assignment
  • 📝 Readme File
  • 📝 PDF File
• 🖥️ Assignment Solutions
  • 💻 Tasks / Activities

🔗 Let's Connect 🤝