// </Snippet9>
//<Snippet10>
static void GetIndex()
{
try
{
System.Configuration.Configuration config =
ConfigurationManager.OpenExeConfiguration(
ConfigurationUserLevel.None);
// Clear the connection strings collection.
ConnectionStringsSection csSection =
config.ConnectionStrings;
ConnectionStringSettingsCollection csCollection =
csSection.ConnectionStrings;
// Get the connection string setting element
// with the specified name.
ConnectionStringSettings cs =
csCollection["ConnStr0"];
// Get its index;
int index = csCollection.IndexOf(cs);
Console.WriteLine(
"Connection string settings index: {0}",
index.ToString());
}
catch (ConfigurationErrorsException err)
{
Console.WriteLine(err.ToString());
}
}
/// <summary>
/// <inheritdoc />
/// </summary>
public int IndexOf(IConnectionStringSettings settings)
{
return(settings != null?
cnxSettingsCollection.IndexOf(
(ConnectionStringSettings)settings.GetObject()) : 0);
}