Simple HTML Tetris Game with Instructions - Play Now! - 常规

Simple HTML Tetris Game - Instructions and Code

This is a basic Tetris game you can create using HTML and JavaScript. Follow these simple steps to get started:

Instructions:

Open the HTML file in your web browser.
Use the arrow keys to move the pieces left, right, and down.
Rotate the pieces by pressing the up arrow.
Try to fit the pieces together to make complete lines.
When you make a complete line, the line will be cleared from the game board.
The game ends when the pieces reach the top of the game board.
Good luck!

HTML Code:

<!DOCTYPE html>
<html>
  <head>
    <title>Tetris</title>
    <style>
      * {
        margin: 0;
        padding: 0;
      }
      #game {
        width: 400px;
        height: 600px;
        margin: 0 auto;
        border: 2px solid black;
        overflow: hidden;
      }
      #score {
        width: 400px;
        margin: 0 auto;
        text-align: center;
      }
      .game-tile {
        width: 20px;
        height: 20px;
      }
    </style>
  </head>
  <body>
    <div id='game'></div>
    <div id='score'>Score: <span id='score-value'>0</span></div>
    <script>
      var score = 0;
      var gameBoard = document.getElementById('game');

      // Create a 2D array of zeros
      var grid = [];
      for (var i = 0; i < 30; i++) {
        grid[i] = [];
        for (var j = 0; j < 20; j++) {
          grid[i][j] = 0;
        }
      }

      // Create a function to draw the game board
      function drawBoard() {
        for (var i = 0; i < grid.length; i++) {
          for (var j = 0; j < grid[i].length; j++) {
            if (grid[i][j] === 0) {
              var tile = document.createElement('div');
              tile.classList.add('game-tile');
              gameBoard.appendChild(tile);
            }
          }
        }
      }

      // Create a function to update the game board
      function updateBoard() {
        // TODO
      }

      // Create a function to handle keyboard input
      function handleInput() {
        // TODO
      }

      // Create a function to check for completed lines
      function checkLines() {
        // TODO
      }

      // Create a main loop to run the game
      function mainLoop() {
        // TODO
      }

      // Initialize the game
      drawBoard();
      mainLoop();
    </script>
  </body>
</html>

Get Started:

Copy and paste this HTML code into a new text file.
Save the file as an HTML file (e.g., tetris.html).
Open the file in your web browser.

Further Development:

This is just a basic structure for your Tetris game. You can expand it by adding features like:

Creating different Tetris pieces
Implementing game logic for piece movement and rotation
Adding scoring and level progression
Adding sound effects and music

Have fun coding your own Tetris game!

Simple HTML Tetris Game with Instructions - Play Now!