IRegistryKey.OpenSubKey

Syntax

OpenSubKey(SubKeyName: String; Writable: Boolean): IRegistryKey;

Parameters

SubKeyName. Registry subkey name.

Writable. The parameter that determines whether the subkey is read-only.

Description

The OpenSubKey method opens registry subkey.

Comments

To change subkey data, set the Writable parameter to True.

Example

Add a link to the Registry system assembly.

Sub UserProc;
Var
    RegKey, SubKey: IRegistryKey;
Begin
    RegKey := RegistryClass.CurrentUser;
    SubKey := RegKey.OpenSubKey("Software\MyProject\Params", True);
    If SubKey.ValueExists("Param1") Then
        SubKey.DeleteValue("Param1")
    End If;
End Sub UserProc;

After executing the example the Param1 parameter is searched in the registry subkey [HKEY_CURRENT_USER\Software\MyProject\Params]. If the parameter exists, it is deleted.