ConfigurationManager.ConnectionStrings 속성

정의

네임스페이스:

System.Configuration

어셈블리:

System.Configuration.ConfigurationManager.dll

Source:

ConfigurationManager.cs

현재 애플리케이션의 기본 구성에 대한 ConnectionStringsSection 데이터를 가져옵니다.

public:
 static property System::Configuration::ConnectionStringSettingsCollection ^ ConnectionStrings { System::Configuration::ConnectionStringSettingsCollection ^ get(); };

public static System.Configuration.ConnectionStringSettingsCollection ConnectionStrings { get; }

static member ConnectionStrings : System.Configuration.ConnectionStringSettingsCollection

Public Shared ReadOnly Property ConnectionStrings As ConnectionStringSettingsCollection

속성 값

ConnectionStringSettingsCollection

현재 애플리케이션의 기본 구성에 대한 ConnectionStringsSection 개체의 내용입니다.

예외

ConfigurationErrorsException

ConnectionStringSettingsCollection 개체를 검색할 수 없습니다.

예제

다음 예제에서는 연결 문자열을 사용하여 데이터베이스에서 데이터를 읽는 방법을 보여줍니다.

using System;
using System.Configuration;
using System.Data.SqlClient;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            ReadProducts();
        }

        static void ReadProducts()
        {
            var connectionString = ConfigurationManager.ConnectionStrings["WingtipToys"].ConnectionString;
            string queryString = "SELECT Id, ProductName FROM dbo.Products;";
            using (var connection = new SqlConnection(connectionString))
            {
                var command = new SqlCommand(queryString, connection);
                connection.Open();
                using (var reader = command.ExecuteReader())
                {
                    while (reader.Read())
                    {
                        Console.WriteLine(String.Format("{0}, {1}", reader[0], reader[1]));
                    }
                }
            }
        }
    }
}

Imports System.Configuration
Imports System.Data.SqlClient
Module Module1

    Sub Main()
        ReadProducts()
    End Sub

    Sub ReadProducts()
        Dim connectionString = ConfigurationManager.ConnectionStrings("WingtipToys").ConnectionString
        Dim queryString = "SELECT Id, ProductName FROM dbo.Products;"
        Using connection As New SqlConnection(connectionString)
            Dim command = New SqlCommand(queryString, connection)
            connection.Open()

            Using reader As SqlDataReader = command.ExecuteReader()
                While reader.Read()
                    Console.WriteLine(String.Format("{0}, {1}", reader(0), reader(1)))
                End While
            End Using
        End Using
    End Sub

End Module

설명

ConnectionStringsSection 개체에는 구성 파일의 connectionStrings 섹션 내용이 포함됩니다.

추가 정보

• ConnectionStringsSection
• ConnectionStringSettingsCollection