卷曲 - 无法读取的数据

Question

我在PHP中使用curl从另一个网站获取图像，输出不可读。这就像+�<�@�9�3�*zB�<�4�<�I�;�4�2�;�3xO�。我在XAMPP上使用php7。

$ch = curl_init();

$option = array(
    CURLOPT_USERAGENT => $user_agent,
    CURLOPT_ENCODING => '',
    CURLOPT_URL => $url,
    CURLOPT_HEADER => true,
    CURLOPT_FOLLOWLOCATION => true,
    CURLOPT_RETURNTRANSFER => true
);
curl_setopt_array($ch, $option);

$response = curl_exec($ch);
$responseInfo = curl_getinfo($ch);
$headerSize = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
curl_close($ch);
print_r($response);

Answer 1

header('Content-type: image/jpeg');