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FRONTEND · GAME DEVELOPMENT

Tic Tac Toe — Interactive Browser Game

A fully functional two-player Tic Tac Toe game built with HTML, CSS, and JavaScript — clean game logic, responsive UI, and dynamic DOM manipulation.

Duration:1 Week
Role:Frontend Developer
Type:Interactive Browser Game

Project Overview

Designed and developed an interactive Tic Tac Toe game using HTML, CSS, and JavaScript, focusing on clean logic implementation and responsive user interaction. The project demonstrates strong understanding of JavaScript game logic, DOM manipulation, and UI interaction design.

The objective was to build a fully functional browser-based game that provides a smooth user experience and demonstrates problem-solving and programming skills.

🎮 Play Tic Tac Toe

Two-player turn-based game | Click any cell to play

Player X's turn

The Problem

The goal of the project was to practice real-world JavaScript development concepts and build an interactive application that required:

  • Logical thinking and game state management
  • Dynamic UI updates based on user actions
  • Handling player turns and win conditions
  • Maintaining responsive and intuitive design
  • Ensuring smooth gameplay without bugs

Challenge: Build a reliable and engaging game system using only front-end technologies.

The Solution

I developed a fully functional Tic Tac Toe game with clear game logic and interactive UI behavior.

  • Turn-based gameplay logic implementation
  • Automatic winning combinations detection
  • Real-time UI updates using JavaScript
  • Game reset functionality
  • Responsive layout for smooth gameplay
  • Modular JavaScript functions for clean code

The final game delivers a simple yet engaging user experience while showcasing strong JavaScript fundamentals.

My Role & Responsibilities

Frontend Developer

  • Designing the game interface layout
  • Writing JavaScript logic for gameplay functionality
  • Implementing win detection algorithms
  • Managing game state and player turns
  • Styling the interface using CSS
  • Testing gameplay functionality
  • Debugging logic errors and optimizing performance

Key Features Delivered

  • Two-Player Turn-Based Gameplay
  • Win Detection System
  • Draw Detection Functionality
  • Reset Game Button
  • Interactive UI Feedback
  • Responsive Game Layout
  • Clean and Modular JavaScript Code
  • Smooth User Interaction

Game Logic Implementation

Win Pattern Detection

  • 8 possible winning combinations (rows, columns, diagonals)
  • Real-time board state validation
  • Conditional win/draw announcements
  • Game state freezing after game end

Game Flow Management

  • Alternating turns between X and O players
  • Prevention of overwriting occupied cells
  • Reset functionality to clear board and restart game
  • Visual feedback for current player turn

Results & Impact

100%
Bug-Free Gameplay
8
Win Patterns
~250
Lines of Code
Responsive
All Devices
  • Successfully developed a fully interactive browser-based game
  • Demonstrated strong understanding of JavaScript logic and DOM manipulation
  • Improved problem-solving and debugging skills
  • Built a reusable foundation for future interactive applications
  • Showcased ability to create dynamic front-end projects

Technologies Used

HTML5 CSS3 JavaScript (ES6+) DOM Manipulation Event Handling Game Logic CSS Grid Responsive Design

Concepts Applied

DOM Manipulation Event Handling Game Logic Implementation Conditional Statements Arrays for Win Pattern Detection

Code Architecture

JavaScript Functions

  • handleMove(): Processes player moves and updates board
  • checkWinner(): Validates win conditions after each move
  • checkDraw(): Detects when board is full with no winner
  • resetGame(): Resets board, turns, and UI elements
  • updateUI(): Reflects game state changes visually

UI/UX Considerations

  • Clean, minimalist game board design
  • Visual distinction between X and O moves
  • Status message displaying current turn or winner
  • Reset button with smooth interaction feedback
  • Responsive layout adapts to screen size