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Owning Palette: Connectivity VIs and Functions

Use the Windows Registry Access VIs to create, open, query, enumerate, close, and delete Windows registry keys. You also can enumerate, read, write, and delete the value of Windows registry keys.

Caution  Incorrectly modifying the registry can damage Windows or prevent you from starting Windows.

The VIs on this palette can return Windows registry access error codes.

Palette Object	Description
Close Registry Key	Closes a key in the Windows registry.
Create Registry Key	Creates a key in the Windows registry or opens it, if it already exists.
Delete Registry Key	Deletes the specified key or subkey.
Delete Registry Value	Deletes the specified value for the specified key.
Enum Registry Keys	Enumerates subkeys of the specified key or subkey.
Enum Registry Values Simple	Enumerates the values for the specified key or subkey. If retrieve data? is TRUE, the VI returns DWORD data and String/Binary data in addition to values and simple data types.
Open Registry Key	Opens a reference to a key or subkey in the Windows registry.
Query Registry Key Info	Retrieves information about keys.
Read Registry Value Simple	Reads data and the simplified data type from a registry value. If the key or value does not exist or an unrecoverable error occurs, the VI returns the default data. The data type you wire to the default data input determines the polymorphic instance to use.
Write Registry Value Simple	Writes data to the registry value under the key specified by refnum. The data type you wire to the String/Binary data input determines the polymorphic instance to use.