dedecms 手机验证码不显示

<?php
// 假设使用的是某个短信服务提供商的 API
$api_key = 'your_api_key';
$api_secret = 'your_api_secret';
$phone_number = '1234567890';

// 生成随机验证码
$code = rand(1000, 9999);

// 发送短信
$url = 'https://api.smsprovider.com/send';
$data = array(
    'api_key' => $api_key,
    'api_secret' => $api_secret,
    'phone_number' => $phone_number,
    'message' => '您的验证码是：'.$code
);

$options = array(
    'http' => array(
        'header'  => "Content-type: application/x-www-form-urlencoded\r\n",
        'method'  => 'POST',
        'content' => http_build_query($data)
    )
);

$context  = stream_context_create($options);
$result = file_get_contents($url, false, $context);
if ($result === FALSE) { /* 处理错误 */ }

echo $result;
?>