REGDB_VALUENAME_UNINSTALL_PRODUCTID
InstallShield 2022 » InstallScript Language Reference
REGDB_VALUENAME_UNINSTALL_PRODUCTID is a predefined constant whose value is the product ID value name under the application uninstallation key—that is, ProductId. You can use this constant to specify a value name when calling a general registry-related function. You cannot change the value of a predefined constant.
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