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SetQWORDValue method of the StdRegProv Class

Applies to: desktop apps only

The SetQWORDValue method sets the data value for a named value whose data type is REG_QWORD.

This topic uses Managed Object Format (MOF) syntax. For more information about using this method, see Calling a Method.

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uint32 SetQWORDValue(
  [in]  uint32 hDefKey = HKEY_LOCAL_MACHINE,
  [in]  string sSubKeyName,
  [in]  string sValueName,
  [in]  uint64 uValue
);

hDefKey [in]

An optional parameter that specifies the tree that contains the sSubKeyName path. The default value is HKEY_LOCAL_MACHINE.

Note that HKEY_DYN_DATA is a valid tree for computers running Windows 95 and Windows 98 only.

The following trees are defined in Winreg.h.

HKEY_CLASSES_ROOT (2147483648 (0x80000000))
HKEY_CURRENT_USER (2147483649 (0x80000001))
HKEY_LOCAL_MACHINE (2147483650 (0x80000002))
HKEY_USERS (2147483651 (0x80000003))
HKEY_CURRENT_CONFIG (2147483653 (0x80000005))
HKEY_DYN_DATA (2147483654 (0x80000006))

sSubKeyName [in]

A path that contains the named values.

sValueName [in]

A named value whose data value you are retrieving. Specify an empty string to get the default named value.

uValue [in]

A QWORD data value for the named value. The default value is "3".