JSFiddle - React, Tailwind, and code Playground

by Chris

HTML

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Array Index Manipulation</title>
</head>
<body>
    <script>
        const myArray = ['Apple', 'Banana', 'Cherry', 'Date'];
        let currentIndex = 0;

        document.addEventListener('keydown', (event) => {
            if (event.key === 'z') {
                // Increase index (up)
                currentIndex = (currentIndex + 1) % myArray.length;
            } else if (event.key === 'x') {
                // Decrease index (down)
                currentIndex = (currentIndex - 1 + myArray.length) % myArray.length;
            }

            console.log(`Current index: ${currentIndex}, Value: ${myArray[currentIndex]}`);
        });
    </script>
</body>
</html>