[英]laravel return array to string conversion error
我的 controller 中有存儲方法,它返回此錯誤:
控制台Preview tab
exception: "ErrorException"
file: "C:\........\vendor\laravel\framework\src\Illuminate\Support\Str.php"
line: 419
message: "Array to string conversion"
控制台Response tab
{
"file": "C:\\........\\app\\Http\\Controllers\\Api\\Front\\CartController.php",
"line": 380,
"function": "save",
"class": "Illuminate\\Database\\Eloquent\\Model",
"type": "->"
},
public function checkout(Request $request)
{
$user = auth('api')->user();
$cartItems = CartStorage::where('user_id', $user->id)->get();
$address = AddressUser::where('id', $request->input('address'))->first();
foreach($cartItems as $item) {
$cartData = $item->cart_data;
// add to orders table
try {
$order = new Order();
$order->ordernu = 'Si-'.mt_rand(1000000000, 9999999999);
$order->user_id = $user->id;
$order->order_data = $cartData;
$order->quantity = $cartData['quantity'];
$order->price = $request->input('totalPrice');
$order->courier = $request->input('courier');
$order->courier_service = $request->input('courierService');
$order->shippingcode = $request->input('shippingcode');
$order->shipping_price = $request->input('shippingPrice');
$order->address = $address->address;
$order->kecamatan = $address->kecamatan;
$order->kelurahan = $address->kelurahan;
$order->kota = $address->kota;
$order->provinsi = $address->provinsi;
$order->postalcode = $address->postalcode;
$order->weight = $request->input('weight');
$order->phone = $request->input('phone');
$order->buyer_name = $user->name;
$order->buyer_email = $user->email;
$order->note = $request->input('note');
$order->received = false;
$order->save();
// reduce stock of each product
foreach ($cartItems as $item) {
$cartData = $item->cart_data;
$product = Product::find($cartData['productId']);
$product->decrement('qty', $cartData['quantity']);
}
} catch (Exception $e) {
return response($e->getMessage(), 400);
}
}
}
注意:我已經測試了
dd
我放置在order
列中的每一個數據,並且所有數據都得到了真實值。
任何想法?
我認為問題出在這里:
$order->order_data = $cartData;
$cartData
是一個數組,不能直接存入數據庫。
這就是為什么你得到數組到字符串轉換錯誤的原因。
這是因為您嘗試將數組作為字符串存儲到數據庫中,將數組存儲到您擁有的數據庫中:
$data_to_store=json_encode($array)
然后當回調$array=json_decode($db_data)
$data_to_store=serialize($array)
然后當回調$array=unserialize($db_data)
$data_to_store= implode(',!', $array)
然后當回調$array = explode(',!', $db_data)
還要檢查這個驚人的答案
我正在尋找相同的解決方案,這對我有用。 假設 Order model 上的order_data
列的類型為 json。 在Order
model 中定義 casts 屬性,其中order_data
作為數組。 如果您以這種方式使用它,則不需要 json_encode,因為 laravel 將為您將數組轉換為 json。
class Order extends Model
{
protected $casts = [
'order_data' => 'array'
];
}
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