🟨 LeetCode 30 Days of JavaScript

This repository contains my solutions to LeetCode's 30 Days of JavaScript study plan, solved in plain JavaScript (no external libraries).

The goal is to practice and strengthen key language concepts: higher-order functions, closures, array handling, asynchronous programming, and more.

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📋 Progress

#	Exercise	Topic	Solution
01	Create Hello World Function	Functions	01_CreateHelloWorldFunction.js
02	Counter	Closures	02_Counter.js
03	To Be Or Not To Be	Functions / Assertions	03_ToBeOrNotToBe.js
04	Counter II	Closures	04_CounterII.js
05	Apply Transform Over Each Element in Array	Array.map	05_ApplyTransformOverEachElementinArray.js
06	Filter Elements from Array	Array.filter	06_FilterElementsfromArray.js
07	Array Reduce Transformation	Array.reduce	07_ArrayReduceTransformation.js
09	Return Length of Arguments Passed	Functions / Rest params	09_ReturnLengthofArgumentsPassed.js
10	Allow One Function Call	Closures / Higher-Order Functions	10_AllowOneFunctionCall.js

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🗂️ Repository structure

├── 01_CreateHelloWorldFunction.js
├── 02_Counter.js
├── 03_ToBeOrNotToBe.js
├── 04_CounterII.js
├── 05_ApplyTransformOverEachElementinArray.js
├── 06_FilterElementsfromArray.js
├── 07_ArrayReduceTransformation.js
├── 09_ReturnLengthofArgumentsPassed.js
├── 10_AllowOneFunctionCall.js
└── README.md

Each file follows the NN_ExerciseName.js convention, where NN is the day/exercise number in the study plan.

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🎯 Purpose

• Practice modern JavaScript (ES6+) on a daily basis.
• Reinforce functional programming concepts (map, filter, reduce, closures).

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📌 Resources

• 30 Days of JavaScript – LeetCode
• MDN Web Docs – JavaScript

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📄 License

This project is free to use for educational purposes.