Enumerates the keys in an Internet Explorer setting that is a registry key, allowing placeholders in the key’s name.


EnumExtKey (
    REFGUID Guid, 
    CEnum *Enum, 
    UINT ArgCount, 

in which CEnum is a class in the SettingStore namespace.


The Guid argument specifies the setting to work on.

The Enum argument is the address of a class into which the function enters a list for the caller to enumerate.

The ArgCount argument specifies how many placeholders are provided as remaining arguments. Each placeholder is a PCWSTR.

Return Value

The function returns zero for success, else an error code.


The EnumExtKey function is exported from IERTUTIL as ordinal 663 in version 8.0 and higher.