RegistryKey.GetSubKeyNames Method

Definition

Retrieves an array of strings that contains all the subkey names.

public string[] GetSubKeyNames ();

Returns

String[]

An array of strings that contains the names of the subkeys for the current key.

Exceptions

The user does not have the permissions required to read from the key.

The RegistryKey being manipulated is closed (closed keys cannot be accessed).

The user does not have the necessary registry rights.

A system error occurred, for example the current key has been deleted.

Examples

This code example is part of a larger example provided for the RegistryKey class.

// Print the information from the Test9999 subkey.
Console.WriteLine("There are {0} subkeys under {1}.",
    test9999.SubKeyCount.ToString(), test9999.Name);
foreach(string subKeyName in test9999.GetSubKeyNames())
{
    using(RegistryKey
        tempKey = test9999.OpenSubKey(subKeyName))
    {
        Console.WriteLine("\nThere are {0} values for {1}.",
            tempKey.ValueCount.ToString(), tempKey.Name);
        foreach(string valueName in tempKey.GetValueNames())
        {
            Console.WriteLine("{0,-8}: {1}", valueName,
                tempKey.GetValue(valueName).ToString());
        }
    }
}

Remarks

This method does not recursively find names. It returns the names on the base level from which it was called.

Applies to

Product Versions
.NET Core 1.0, Core 1.1, 6, 7, 8, 9
.NET Framework 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 2.0 (package-provided)
Windows Desktop 3.0, 3.1, 5

See also