ResponsePreviousBalance Property

Contains the balance that was on the gift card before this transaction was completed.

Syntax

 fdmsgiftcard.getResponsePreviousBalance([callback])

Default Value

""

Callback

The 'callback' parameter specifies a function which will be called when the operation completes (or an error is encountered). If the 'callback' parameter is not specified, then the method will block and will not return until the operation completes (or an error is encountered).

The callback for the getResponsePreviousBalance([callback]) method is defined as:

function(err, data){ }

'err' is the error that occurred. If there was no error, then 'err' is 'null'.

'data' is the value returned by the method.

The callback for the setResponsePreviousBalance([callback]) method is defined as:

function(err){ }

'err' is the error that occurred. If there was no error, then 'err' is 'null'.

'err' has 2 properties which hold detailed information:

err.code
err.message

Remarks

Contains the balance that was on the gift card before this transaction was completed.

This property contains the balance of funds that was on the card immediately before the transaction that was just authorized. When redeeming a card with the RedeemCard method and RedemptionType set to rtPartialRedemption, the merchant must use the ResponseNewBalance and ResponsePreviousBalance propertiesto determine if full amount was authorized, or if an additional amount needs to be tendered by the customer. (via cash, credit, another gift card, etc).

Note that ResponseNewBalance and ResponsePreviousBalance will display the same value in response to a call a Balance Inquiry or Lock Card transaction.

This property is read-only.

Data Type

String