4D Payments SDK 2016 .NET Edition

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OrderNumber Property

A merchant assigned order number to uniquely reference the transaction.


public string OrderNumber { get; set; }
Public Property OrderNumber As String

Default Value



This property holds a merchant assigned order number that uniquely identifies the transaction. This must hold a numeric value up to 8 digits in length. This value cannot be all zeros.

This value is required for ECommerce and MOTO transactions. This value is optional for Retail transactions.

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4D Payments SDK 2016 .NET Edition - Version 16.0 [Build 8017]