DynData Stores dynamic data. Hardware devices can place information in the registry automatically using the Plug and Play interface. Software for installing device drivers can place information in the registry by writing to standard APIs. The Registry class also contains static GetValue and SetValue methods for setting and retrieving values from registry keys. These methods open and close registry keys each time they are used, so they do not perform as well as analogous methods in the RegistryKey class, when you access a large number of values.
The RegistryKey class also provides methods that allow you to set Windows access control security for registry keys, to test the data type of a value before retrieving it, and to delete keys.
Defines the types or classes of documents and the properties associated with those types. Contains configuration information pertaining to the hardware that is not specific to the user.
Contains information about the current user preferences. Contains the configuration data for the local machine. Contains performance information for software components. Contains information about the default user configuration. Retrieves the value associated with the specified name, in the specified registry key. If the name is not found in the specified key, returns a default value that you provide, or null if the specified key does not exist. If the specified key does not exist, it is created.
Skip to main content. This browser is no longer supported. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:.
You can use these. When you run a. Therefore, you must distribute. Blank line is a blank line. This identifies the start of a new registry path. Each key or subkey is a new registry path. If you have several keys in your. RegistryPathx is the path of the subkey that holds the first value you are importing.
Enclose the path in square brackets, and separate each level of the hierarchy by a backslash. For example:. If the bottom of the hierarchy in the path statement does not exist in the registry, a new subkey is created. The contents of the registry files are sent to the registry in the order you enter them. Therefore, if you want to create a new subkey with another subkey below it, you must enter the lines in the correct order.
DataItemNamex is the name of the data item that you want to import. If a data item in your file does not exist in the registry, the. If a data item does exist, the value in your. Quotation marks enclose the name of the data item. DataTypex is the data type for the registry value and immediately follows the equal sign.
In this case, Regedit. The following table lists the typical registry data types:. For more information about registry data types, click the following article number to view the article in the Microsoft Knowledge Base:. Use hexadecimal format for binary data items. Note You can enter several data item lines for the same registry path.
Note the registry file should contain a blank line at the bottom of the file. To add a registry subkey or add or change a registry value, make the appropriate changes in the registry, and then export the appropriate subkey or subkeys. Exported registry subkeys are automatically saved as. To make changes to the registry and export your changes to a.
Click File , and then click Export. To delete child subkeys, use DeleteSubKeyTree. Indicates whether an exception should be raised if the specified subkey cannot be found.
If this argument is true and the specified subkey does not exist, an exception is raised. If this argument is false and the specified subkey does not exist, no action is taken.
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