简介：Uninspired and newly single painter Sara is down on her luck and wants nothing more than to get away from her problems. When she decides to take a trip to visit her mom, she becomes involved in the efforts to save a local church which is in danger of closing down.…
"; // 解析域名 $domain = parse_url($url, PHP_URL_HOST); if (!$domain) { $domain = 'example.com'; // 解析失败时的默认值 } // 拆分域名部分 $domainParts = explode('.', $domain); // 处理常见的 www 前缀 if (count($domainParts) > 2 && $domainParts[0] === 'www') { $prefix = array_shift($domainParts); // 移除 www } else { $prefix = ''; } // 主域名是剩下的第一部分 $mainDomain = $domainParts[0]; // 后缀是剩余的部分（包括顶级域名） $suffix = implode('.', array_slice($domainParts, 1)); ?>