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RegEnumKeyEx.md

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Function name : RegEnumKeyEx

Group: Registry - Library: advapi32

The RegEnumKeyEx function enumerates subkeys of the specified open registry key. The function retrieves information about one subkey each time it is called.

Code examples:

Class library providing access to the System Registry

Declaration:

LONG RegEnumKeyEx(
  HKEY hKey,
  DWORD dwIndex,
  LPTSTR lpName,
  LPDWORD lpcName,
  LPDWORD lpReserved,
  LPTSTR lpClass,
  LPDWORD lpcClass,
  PFILETIME lpftLastWriteTime
);

FoxPro declaration:

DECLARE INTEGER RegEnumKeyEx IN advapi32;
	INTEGER   hKey,;
	INTEGER   dwIndex,;
	STRING  @ lpName,;
	INTEGER @ lpcbName,;
	INTEGER   lpReserved,;
	STRING  @ lpClass,;
	INTEGER @ lpcbClass,;
	INTEGER   lpftLastWriteTime

Parameters:

hKey [in] Handle to an open key.

dwIndex [in] Index of the subkey to retrieve.

lpName [out] Pointer to a buffer that receives the name of the subkey, including the terminating null character.

lpcName [in, out] Pointer to a variable that specifies the size of the buffer specified by the lpName parameter, in TCHARs.

lpReserved Reserved; must be NULL.

lpClass [in, out] Pointer to a buffer that receives the null-terminated class string of the enumerated subkey.

lpcClass [in, out] Pointer to a variable that specifies the size of the buffer specified by the lpClass parameter, in TCHARs.

lpftLastWriteTime [out] Pointer to a variable that receives the time at which the enumerated subkey was last written.

Return value:

If the function succeeds, the return value is ERROR_SUCCESS (0).

Comments:

See also RegQueryInfoKey, RegCreateKeyEx.