全部群组 " . ($groups ? " " . implode('', array_map(function($g) use ($groupId) { $active = $g['id'] == $groupId ? 'selected' : ''; return "{$g["name"]}"; }, $groups)) : "") . "

" . ($posts ? implode('', array_map(function($p) { $author = getUserById($p['author_id']); return "

{$p["title"]}

{$author["nickname"]}

{$p["view_count"]} 浏览 {$p["like_count"]} 点赞

"; }, $posts)) : "") . "