Configurations.Contains(Object) メソッド

定義

例外を投げずにインデックスでアクセスできるかどうかを示すブール値を返します。

public:
 bool Contains(System::Object ^ index);
public bool Contains(object index);
member this.Contains : obj -> bool
Public Function Contains (index As Object) As Boolean

パラメーター

index
Object

コレクション内で探すべき Configuration オブジェクトの名前、識別子、ID、またはインデックス。

返品

コレクションが名前、識別、ID、インデックスのいずれかでアクセス可能かどうかを示すブール値です。 trueの値は、構文Configurations[index]を使ってコレクションにアクセスできることを示します。 falseの値は、インデックス作成で Configurations コレクションからアイテムを取得することはできません。このプロパティを使用すると例外が発生します。

以下のコード例では、 Contains メソッドを使ってアイテム構文が利用可能かどうかを確認します。

using System;  
using System.Collections.Generic;  
using System.Text;  
using Microsoft.SqlServer.Dts.Runtime;  

namespace Configurations_API  
{  
    class Program  
    {  
        static void Main(string[] args)  
        {  
            Package p = new Package();  

            Configuration conf1 = p.Configurations.Add();  
            conf1.ConfigurationString = "Conf1 Configuration String";  
            conf1.ConfigurationType = DTSConfigurationType.EnvVariable;  
            conf1.Description = "Some description for Conf1 configuration";  
            conf1.Name = "Conf1";  
            conf1.PackagePath = "A Variable Name in configuration Conf1";  

            Configuration conf2 = p.Configurations.Add();  
            conf2.ConfigurationString = "Conf2 Configuration String";  
            conf2.ConfigurationType = DTSConfigurationType.ConfigFile;  
            conf2.Description = "Some description for Conf2 configuration";  
            conf2.Name = "Conf2";  
            conf2.PackagePath = "A Variable Name in configuration Conf2";  

            Configuration conf3 = p.Configurations.Add();  
            conf3.ConfigurationString = "Conf3 Configuration String2";  
            conf3.ConfigurationType = DTSConfigurationType.RegEntry;  
            conf3.Description = "Conf3 description for Conf3 configuration2";  
            conf3.Name = "Conf3";  
            conf3.PackagePath = "A Variable Name in configuration Conf3";  

            // Use Contains to see if item syntax is available.  
            Boolean configContains = p.Configurations.Contains("Conf3");  

            if (configContains)  
            {  
                // Use the item syntax of Configurations[x].  
                String myName = p.Configurations[0].Name;  
                Console.WriteLine("Name of configuration at position 0 is {0}", myName);  
            }  
            else  
            {  
                Console.WriteLine("Contains returned {0}", configContains);  
            }  
            Console.WriteLine();  
        }  
    }  
}  
Imports System  
Imports System.Collections.Generic  
Imports System.Text  
Imports Microsoft.SqlServer.Dts.Runtime  

Namespace Configurations_API  
    Class Program  
        Shared  Sub Main(ByVal args() As String)  
            Dim p As Package =  New Package()   

            Dim conf1 As Configuration =  p.Configurations.Add()   
            conf1.ConfigurationString = "Conf1 Configuration String"  
            conf1.ConfigurationType = DTSConfigurationType.EnvVariable  
            conf1.Description = "Some description for Conf1 configuration"  
            conf1.Name = "Conf1"  
            conf1.PackagePath = "A Variable Name in configuration Conf1"  

            Dim conf2 As Configuration =  p.Configurations.Add()   
            conf2.ConfigurationString = "Conf2 Configuration String"  
            conf2.ConfigurationType = DTSConfigurationType.ConfigFile  
            conf2.Description = "Some description for Conf2 configuration"  
            conf2.Name = "Conf2"  
            conf2.PackagePath = "A Variable Name in configuration Conf2"  

            Dim conf3 As Configuration =  p.Configurations.Add()   
            conf3.ConfigurationString = "Conf3 Configuration String2"  
            conf3.ConfigurationType = DTSConfigurationType.RegEnTry  
            conf3.Description = "Conf3 description for Conf3 configuration2"  
            conf3.Name = "Conf3"  
            conf3.PackagePath = "A Variable Name in configuration Conf3"  

            ' Use Contains to see if item syntax is available.  
            Dim configContains As Boolean =  p.Configurations.Contains("Conf3")   

            If configContains = True Then  
                ' Use the item syntax of Configurations[x].  
                Dim myName As String =  p.Configurations(0).Name   
                Console.WriteLine("Name of configuration at position 0 is {0}", myName)  
            Else   
                Console.WriteLine("Contains returned {0}", configContains)  
            End If  

            Console.WriteLine()  
        End Sub  
    End Class  
End Namespace  

出力例:

位置0の構成名はConf1です

適用対象