Warning: Undefined variable $posts in C:\xampp\htdocs\views\blog\index.php on line 9

Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in C:\xampp\htdocs\views\blog\index.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\views\blog\index.php on line 9