API:Add Credit

From WHMCS Documentation

This command is used to add credit to a client

Attributes

clientid - the ID of the client the credit is to be added to
description - reason for credit being added (stored in admin credit log)
amount - the amount to be added

Example Command

$postfields["action"] = "addcredit";
$postfields["clientid"] = "1";
$postfields["description"] = "Adding funds via custom module";
$postfields["amount"] = "40.00";

Returned Variables

newbalance - the total credit balance the client now has