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True if the request for retrieving product information was performed,False otherwise. To find out the error details, use ErrorInfo.
Identifiers of products to use. These identifiers are the ones defined when creating the products: in iTunes Connect. in the Google Play developer console. You cannot ask to retrieve information about more than 20 products at a time. A fatal error will occur if more than 20 identifiers are specified.Note: If an identifier does not correspond to an existing product, it is ignored.
Name of the WLanguage procedure ("callback" procedure) run when receiving information about the products. This procedure has the following format:
PROCEDURE <Procedure Name>(<Success> is boolean, <Product Information> is array of inAppProduct)
where <Success> is boolean: True if information about the products was retrieved, False otherwise. For more details about the error, use ErrorInfo before any other call to a WLanguage function (that would reinitialize the error).<Product information> is an array of inAppProduct variables containing information about each one of the existing products whose identifier was specified. If the identifier does not correspond to an existing product, it is ignored. If <Success> = False, the array will be empty.
Last update: 03/17/2018
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All you have to do is configure your product as follows: