Fatal error: Uncaught Error: Call to undefined function mysqli_query() in D:\Project\_Working\suy\kasado-partners\model\post.php:23 Stack trace: #0 D:\Project\_Working\suy\kasado-partners\controller\home_controller.php(14): Post::getPosts(3) #1 D:\Project\_Working\suy\kasado-partners\index.php(22): require_once('D:\\Project\\_Wor...') #2 {main} thrown in D:\Project\_Working\suy\kasado-partners\model\post.php on line 23