ExtendedProperties.Remove(Object) 方法
定義
重要
部分資訊涉及發行前產品,在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊,不做任何明確或隱含的瑕疵擔保。
從集合中移除一個 ExtendedProperty 物件 ExtendedProperties 。
public:
void Remove(System::Object ^ index);
public void Remove(object index);
member this.Remove : obj -> unit
Public Sub Remove (index As Object)
參數
- index
- Object
要移除物件的名稱、索引、ID 或描述 ExtendedProperty 。
範例
以下範例利用 ID 從集合中移除一個擴展屬性。
using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.SqlServer.Dts.Runtime;
namespace ExtendedProperties_Testing
{
class Program
{
static void Main(string[] args)
{
// The package is one of the SSIS samples.
string mySample = @"C:\Program Files\Microsoft SQL Server\100\Samples\Integration Services\Package Samples\CalculatedColumns Sample\CalculatedColumns\CalculatedColumns.dtsx";
// Create the application, and load the sample.
Application app = new Application();
Package pkg = app.LoadPackage(mySample, null);
// Get the Extended properties collection from the package.
ExtendedProperties myExtProps = pkg.ExtendedProperties;
// Give the count of the number of extended properties.
int numProps = myExtProps.Count;
Console.WriteLine("Current number of extended properties: {0}", numProps);
// Remove an extended property.
myExtProps.Remove("{A56842E2-11C1-487E-B670-33F25B534146}");
// Give the new count of the number of extended properties.
numProps = myExtProps.Count;
Console.WriteLine("New number of extended properties: {0}", numProps);
Console.WriteLine();
}
}
}
Imports System
Imports System.Collections.Generic
Imports System.Text
Imports Microsoft.SqlServer.Dts.Runtime
Namespace ExtendedProperties_Testing
Class Program
Shared Sub Main(ByVal args() As String)
' The package is one of the SSIS samples.
Dim mySample As String = "C:\Program Files\Microsoft SQL Server\100\Samples\Integration Services\Package Samples\CalculatedColumns Sample\CalculatedColumns\CalculatedColumns.dtsx"
' Create the application, and load the sample.
Dim app As Application = New Application()
Dim pkg As Package = app.LoadPackage(mySample,Nothing)
' Get the extended properties collection from the package.
Dim myExtProps As ExtendedProperties = pkg.ExtendedProperties
' Give the count of the number of extended properties.
Dim numProps As Integer = myExtProps.Count
Console.WriteLine("Current number of extended properties: {0}", numProps)
' Remove an extended property.
myExtProps.Remove("{A56842E2-11C1-487E-B670-33F25B534146}")
' Give the new count of the number of extended properties.
numProps = myExtProps.Count
Console.WriteLine("New number of extended properties: {0}", numProps)
Console.WriteLine()
End Sub
End Class
End Namespace
範例輸出:
目前擴展物業數量:7
新增擴展物業數量:6