Return_Check

2Checkout returns both the buyer and a set of sale parameters including any custom parameters to the approved URL when the sale has been completed. The Check method in the ReturnService class provides a binding to validate the MD5 hash.

##Method

###ReturnService.Check

Use to validate the MD5 hash.

####Arguments

• TwoCheckoutConfig - Set your SecretWord and SellerID. Optionally set Demo to true to validate the hash on demo sales.

• ReturnCheckServiceOptions - Object composed of order_number, key and total.

####Returns

Boolean result of MD5 check.

####Example Usage:

TwoCheckoutConfig.SecretWord = "tango";
TwoCheckoutConfig.SellerID = "1817037";

var Return = new ReturnService();
var Args = new ReturnCheckServiceOptions();
Args.total = "0.01";
Args.order_number = Request.Params["order_number"];
Args.key = Request.Params["key"];
bool result = Return.Check(Args);

Example Response:

true