@@ -39,7 +39,7 @@ |
||
39 | 39 | { |
40 | 40 | $required = ['out_trade_no', 'total_amount', 'subject']; |
41 | 41 | foreach ($required as $key => $item) { |
42 | - if (! array_key_exists($item, $order)) { |
|
42 | + if (!array_key_exists($item, $order)) { |
|
43 | 43 | throw new \InvalidArgumentException("The {$item} field is required."); |
44 | 44 | } |
45 | 45 | } |