iikoFront Api V7 Code Reference
iikoFront Api V7 Code Reference
Resto.Front.Api
OperationArgumentExtensions Class
OperationArgumentExtensions Methods
GetCommonGroupModifiers Method
GetCommonSimpleModifiers Method
GetGroupModifiers Method
GetSimpleModifiers Method
GetSplittableGroupModifiers Method
GetSplittableSimpleModifiers Method
GetUserRoles Method
TryGetOrderExternalDataByKey Method
TryGetProductGroupMenuImage Method
TryGetProductMenuImage Method

# OperationArgumentExtensions TryGetOrderExternalDataByKey Method

Returns external data by key. Use [!:AddOrderExternalData] to add the data in order.

Namespace: Resto.Front.Api
Assembly: Resto.Front.Api.V7 (in Resto.Front.Api.V7.dll) Version: 1ca4876affdd3bc5359a98b321fc115a647d2251
Syntax
C#
Copy

    public static string TryGetOrderExternalDataByKey(
    	this IOrder order,
    	string key
    )

#### Parameters

order
  Type: Resto.Front.Api.Data.Orders
  IOrder
key
  Type: System
  String

#### Return Value

Type: String

#### Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IOrder. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also

#### Reference

OperationArgumentExtensions Class
Resto.Front.Api Namespace