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ConnectionStringSettingsCollection.Add Method

Adds a ConnectionStringSettings object to the collection.

Namespace:  System.Configuration
Assembly:  System.Configuration (in System.Configuration.dll)

public void Add(
	ConnectionStringSettings settings
)

Parameters

settings
Type: System.Configuration.ConnectionStringSettings
A ConnectionStringSettings object to add to the collection.

The following example shows how to add a ConnectionStringSettings object to a ConnectionStringSettingsCollection collection.


// Add a connection string to the connection
// strings section and store it in the
// configuration file.
static void AddConnectionStrings()
{

    // Get the count of the connection strings.
    int connStrCnt = 
        ConfigurationManager.ConnectionStrings.Count;

    // Define the string name.
    string csName = "ConnStr" + 
        connStrCnt.ToString();

    // Get the configuration file.
    System.Configuration.Configuration config =
        ConfigurationManager.OpenExeConfiguration(
        ConfigurationUserLevel.None);

    // Add the connection string.
    ConnectionStringsSection csSection =
        config.ConnectionStrings;
    csSection.ConnectionStrings.Add(
        new ConnectionStringSettings(csName,
            "LocalSqlServer: data source=127.0.0.1;Integrated Security=SSPI;" +
            "Initial Catalog=aspnetdb", "System.Data.SqlClient"));

    // Save the configuration file.
    config.Save(ConfigurationSaveMode.Modified);

    Console.WriteLine("Connection string added.");

}


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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