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RegDeleteValue.md

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Function name : RegDeleteValue

Group: Registry - Library: advapi32

The RegDeleteValue function removes a named value from the specified registry key.

Code examples:

Class library providing access to the System Registry

Declaration:

LONG RegDeleteValue(
  HKEY hKey,
  LPCTSTR lpValueName
);

FoxPro declaration:

DECLARE INTEGER RegDeleteValue IN advapi32;
	INTEGER hKey,;
	STRING  lpValueName

Parameters:

hKey [in] Handle to an open key.

lpValueName [in] Pointer to a null-terminated string that names the value to remove.

Return value:

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

Comments:

The key must have been opened with the KEY_SET_VALUE access right.

hKey handle is returned by the RegCreateKeyEx or RegOpenKeyEx function, or it can be one of the following predefined keys:
HKEY_CLASSES_ROOT
HKEY_CURRENT_CONFIG
HKEY_CURRENT_USER
HKEY_LOCAL_MACHINE
HKEY_USERS

If lpValueName parameter is NULL or an empty string, the value set by the RegSetValue function is removed.