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ConnectionStringsSection.ConnectionStrings Property

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

[ConfigurationPropertyAttribute("", Options = ConfigurationPropertyOptions.IsDefaultCollection)]
public ConnectionStringSettingsCollection ConnectionStrings { get; }

The following example shows how to use the ConnectionStrings property of the ConnectionStringsSection object.

static void ShowConnectionStrings()
     // Get the application configuration file.
    System.Configuration.Configuration config =

    // Get the conectionStrings section.
    ConnectionStringsSection csSection =

    for (int i = 0; i < 
        ConfigurationManager.ConnectionStrings.Count; i++)
        ConnectionStringSettings cs = 

        Console.WriteLine("  Connection String: \"{0}\"",

        Console.WriteLine("#{0}", i);
        Console.WriteLine("  Name: {0}", cs.Name);

        Console.WriteLine("  Provider Name: {0}", 



.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.