Leertaste-Klickzähler – JavaScript HTML

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HTML

<!DOCTYPE html>
<html>
<head>
    <title>Space Bar Click Counter</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            margin: 0;
            background-color: #f4f4f4;
            color: #333;
        }
        .counter-container {
            background-color: #fff;
            padding: 40px 60px;
            border-radius: 10px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            text-align: center;
        }
        h1 {
            color: #0056b3;
            margin-bottom: 20px;
        }
        p {
            font-size: 1.1em;
            margin-bottom: 15px;
        }
        #spaceCount {
            font-size: 4em;
            font-weight: bold;
            color: #28a745; /* Green color for the count */
            display: block;
            margin-top: 10px;
        }
        .instructions {
            margin-top: 30px;
            font-size: 0.9em;
            color: #666;
        }
    </style>
</head>
<body>

<div class="counter-container">
        <h1>Space Bar Press Counter</h1>
        <p>Press the <strong>Space Bar</strong> anywhere on this page.</p>
        <p>Space Bar Presses: <span id="spaceCount">0</span></p>
    </div>

<div class="instructions">
        <p><em>(Ensure the browser window is active/focused to count presses)</em></p>
    </div>

// Add a keydown event listener to the entire document
        document.addEventListener('keydown', function(event) {
            // Check if the pressed key is the space bar
            // event.code is more modern and reliable than event.keyCode for specific keys
            if (event.code === 'Space') {
                spacePressCount++;
                spaceCountElement.textContent = spacePressCount;
                
                // Optional: Prevent the default action of the space bar (e.g., scrolling down the page)
                // event.preventDefault(); 
            }
        });
    </script>

</body>
</html>

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