restoreFormFields()

restoreFormFields() is a default implementation of a afterRedirect callback. When used in conjunction with saveFormFields(), the contents of any input elements on your page can be restored across browser redirects during the payment process.

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restoreFormFields() can be configured as the afterRedirect callback using the data-afterRedirect attribute on the Checkout script tag.

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<html>
    <head>
        <script src="https://test-rakbankpay.mtf.gateway.mastercard.com/checkout/version/57/checkout.js"
            data-beforeRedirect="Checkout.saveFormFields"
            data-afterRedirect="Checkout.restoreFormFields">
        </script>
    </head>
    ...
</html>

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fieldData

An object which represents the input elements on the current page and their values. This is the return value of saveFormFields().

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None