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Learning case study

JavaScript Basics

Fundamentals, array methods, closures and async

LearningCompleteSource code (opens in a new tab)
Commits
17

in the repository

Build window
6 days

1 Jun 2026 to 6 Jun 2026

Lines of code
395

hand-written source

Technologies
1

in the stack

01

Overview

A structured JavaScript fundamentals repository: variables, types, functions, scope, closures, map/filter/reduce, callbacks, promises and async/await.

Goal. Build a solid JavaScript foundation before React.

My role

Practice

02

What it does

  • 01map, filter, reduce
  • 02Closures and scope
  • 03Callbacks, promises, async/await
03

Tech stack

  • JavaScript
04

Timeline

  1. 1 Jun 2026

    Practice block

    17 commits between 1 and 6 Jun 2026.

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