php 获取手机尺寸

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Get Device Size</title>
</head>
<body>
    <script>
        function sendDeviceSize() {
            const width = window.innerWidth;
            const height = window.innerHeight;
            fetch('get_device_size.php', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({ width, height })
            })
            .then(response => response.json())
            .then(data => console.log(data))
            .catch(error => console.error('Error:', error));
        }
        sendDeviceSize();
    </script>
</body>
</html>

<?php
header('Content-Type: application/json');

$data = json_decode(file_get_contents('php://input'), true);

$width = $data['width'];
$height = $data['height'];

$response = [
    'status' => 'success',
    'width' => $width,
    'height' => $height
];

echo json_encode($response);
?>