is it ok to write php code in laravel's blade?

is it ok to write php code in laravel's blade? this is my code

$orders = order::where('user_id', '=', Auth::user()->id)->get(); $counts= $orders->count(); $totalPrice = 0; for ($i = 1; $i <= $counts ; $i++) { $totalPrice += $order->cart->totalPrice; } echo $totalPrice; ?>

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