System.Data.SqlClient.SqlDataReader.SqlDataReader.GetString C# (CSharp) 메소드

		string GetString (int i)
		{
			object value = GetValue (i);
			if (!(value is string)) {
				if (value is DBNull) throw new SqlNullValueException ();
				throw new InvalidCastException ("Type is " + value.GetType ().ToString ());
			}
			return (string) value;
		}