运费

biz/merchant/services/MerchantExtendService.php

@@ -39,7 +39,7 @@ class MerchantExtendService extends BaseService
 	//运费计算方式
 	public static function getFreight($extend)
 	{
-		return ['first' => $extend['freeDistance'], 'add' => $arr['freight']];
+		return ['first' => $extend['freeDistance'], 'add' => $extend['freight']];
 	}
 
 	//拓展信息列表