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WebReferenceCollection.Insert Method

Inserts the specified WebReference instance at the specified index.

Namespace:  System.Web.Services.Description
Assembly:  System.Web.Services (in System.Web.Services.dll)

public void Insert(
	int index,
	WebReference webReference


Type: System.Int32

The index at which to insert the specified Web reference.

Type: System.Web.Services.Description.WebReference

The Web reference to insert.

The indices of members of the collection with indices higher than index are each increased by one. Indices are zero based.

The following code example shows how to use the Insert method.

using System;
using System.CodeDom;
using System.CodeDom.Compiler;
using System.Web.Services;
using System.Web.Services.Description;
using System.Web.Services.Discovery;
using System.Xml;
using System.Xml.Serialization;

public class Test
    public static void Main ()
        // Read in a WSDL service description. 
        string url = "http://www.contoso.com/Example/WebService.asmx?WSDL";
        XmlTextReader reader = new XmlTextReader(url);
        ServiceDescription wsdl = ServiceDescription.Read(reader);

        // Create a WSDL collection.
        DiscoveryClientDocumentCollection wsdlCollection = 
            new DiscoveryClientDocumentCollection();
        wsdlCollection.Add(url, wsdl);

        // Define the parameters needed to create web references.
        CodeNamespace proxyNamespace = new CodeNamespace("ExampleNamespace");
        string baseUrl = "http://www.contoso.com";
        string protocolName = "Soap12";

        // Create some web references.
        WebReference reference1 = new WebReference(
            wsdlCollection, proxyNamespace, protocolName, 
            "UrlKey1", baseUrl);
        WebReference reference2 = new WebReference(
            wsdlCollection, proxyNamespace, protocolName, 
            "UrlKey2", baseUrl);
        WebReference reference3 = new WebReference(
            wsdlCollection, proxyNamespace, protocolName, 
            "UrlKey3", baseUrl);

        // Create a web reference collection.
        WebReferenceCollection references = new WebReferenceCollection();

        // Confirm that the references were inserted.
        Console.WriteLine("The collection contains {0} references.", 

        // Insert another reference into the collection.
        references.Insert(2, reference3);

        // Print the index of the inserted reference. 
        int index = references.IndexOf(reference3);
        Console.WriteLine("The index of reference3 is {0}.", index);

        // Remove the inserted reference from the collection.

        // Determine if the collection contains reference3. 
        if (references.Contains(reference3))
            Console.WriteLine("The collection contains reference3.");
            Console.WriteLine("The collection does not contain reference3.");

        // Print the URL key of the first reference in the collection.
            "The URL key of the first reference in the collection is {0}.",

        // Copy the collection to an array leaving the first array slot empty.
        WebReference[] referenceArray = new WebReference[3];
        references.CopyTo(referenceArray, 1);
            "The URL key of the first reference in the array is {0}.",

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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