JavaScript Learning Path for Blockchain Development

1. JavaScript Fundamentals

1. Introduction to JavaScript
   • Understanding JavaScript’s role in web development
   • Setting up development environment
   • Basic syntax and code structure
2. JavaScript Variables Guide
   • Variable declaration (var, let, const)
   • Data types
   • Scope and hoisting
3. JavaScript Functions and Operators
   • Function declarations and expressions
   • Arrow functions
   • Basic operators and precedence
4. JavaScript Fundamentals for Blockchain
   • JavaScript in blockchain context
   • Working with numbers and BigInt
   • Cryptographic operations basics

2. Control Flow and Error Handling

5. Conditional Statements
   • if…else statements
   • switch statements
   • Ternary operators
6. Loops and Iterations
   • for loops
   • while loops
   • do…while loops
   • forEach and for…of
7. Exception Handling
   • try…catch blocks
   • throw statements
   • Error objects
   • Custom errors

3. Data Structures

8. Arrays and Array Methods
   • Array creation and manipulation
   • Array methods (map, filter, reduce)
   • Sorting and searching
9. Objects and Properties
   • Object literals
   • Constructors
   • Prototypes
   • Property descriptors
10. Maps and Sets
    • Map objects
    • WeakMap
    • Set objects
    • WeakSet

4. Advanced Functions

11. Closures
    • Lexical scope
    • Private variables
    • Factory functions
12. Higher-Order Functions
    • Callbacks
    • Function composition
    • Partial application
13. Generators and Iterators
    • Generator functions
    • Iterator protocol
    • Async iterators

5. Asynchronous Programming

14. Promises
    • Promise creation
    • Chaining
    • Error handling
    • Promise methods
15. Async/Await
    • Async functions
    • Error handling
    • Parallel execution
    • Best practices
16. Event Loop
    • Call stack
    • Task queue
    • Microtasks
    • Event handling

6. Modern JavaScript Features

17. ES6+ Features
    • Destructuring
    • Spread/rest operators
    • Template literals
    • Optional chaining
18. Modules
    • import/export syntax
    • Module patterns
    • Dynamic imports
19. Classes
    • Class syntax
    • Inheritance
    • Static methods
    • Private fields

7. Web APIs

20. DOM Manipulation
    • Selecting elements
    • Modifying content
    • Event handling
    • DOM traversal
21. Fetch API
    • Making requests
    • Handling responses
    • Headers and options
    • Error handling
22. Web Storage
    • localStorage
    • sessionStorage
    • IndexedDB basics

8. Testing and Debugging

23. Debugging Techniques
    • Console methods
    • Debugger statement
    • Browser DevTools
    • Common patterns
24. Unit Testing
    • Test frameworks
    • Writing tests
    • Mocking
    • Test coverage

9. Performance and Optimization

25. Memory Management
    • Garbage collection
    • Memory leaks
    • Performance profiling
26. Code Optimization
    • Best practices
    • Performance patterns
    • Common bottlenecks

10. Blockchain-Specific JavaScript

27. Web3.js Basics
    • Provider setup
    • Contract interaction
    • Transaction handling
28. Cryptography with JavaScript
    • Hash functions
    • Digital signatures
    • Encryption/decryption
29. BigNumber Handling
    • BigInt operations
    • Decimal precision
    • Mathematical operations
30. Advanced Web3 Integration
    • Event handling
    • Gas estimation
    • Error handling

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