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Gets the specified SPFieldLink object from the collection by using its identifier (ID).
Namespace: Microsoft.SharePoint
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online
Syntax
'Declaration
Public ReadOnly Property Item ( _
id As Guid _
) As SPFieldLink
Get
'Usage
Dim instance As SPFieldLinkCollection
Dim id As Guid
Dim value As SPFieldLink
value = instance.Item(id)
public SPFieldLink this[
Guid id
] { get; }
Parameters
id
Type: System.GuidThe value of the Id property of the SPFieldLink object to retrieve.
Property Value
Type: Microsoft.SharePoint.SPFieldLink
An SPFieldLink object.
Remarks
If the specified object is not found, the indexer returns null.
Examples
The following example shows a console application that iterates through content types that are available at the site level, looking for references to a particular site column.
Imports System
Imports Microsoft.SharePoint
Module ConsoleApp
Sub Main()
Dim site As SPSite = New SPSite("https://localhost")
Try
Dim web As SPWeb = site.OpenWeb()
Try
Dim fldName As String = "WorkPhone"
Try
Dim fld As SPField = web.Fields.GetField(fldName) 'Throws exception if field not found
For Each ct As SPContentType In web.AvailableContentTypes
Dim fldLnk As SPFieldLink = ct.FieldLinks(fld.Id)
If fldLnk IsNot Nothing Then
Console.WriteLine("Content type {0} links to the {1} field.", _
ct.Name, fldName)
End If
Next ct
Catch ex As ArgumentException
Console.WriteLine("ArgumentException thrown by {0}.", ex.TargetSite)
Console.WriteLine("Argument passed to GetField is '{0}'.", fldName)
End Try
Finally
web.Dispose()
End Try
Finally
site.Dispose()
End Try
Console.Write("Press ENTER to continue...")
Console.ReadLine()
End Sub
End Module
using System;
using Microsoft.SharePoint;
namespace Test
{
class ConsoleApp
{
static void Main(string[] args)
{
using (SPSite site = new SPSite("https://localhost"))
{
using (SPWeb web = site.OpenWeb())
{
string fldName = "WorkPhone";
try
{
SPField fld = web.Fields.GetField(fldName); // Throws exception if field not found
foreach (SPContentType ct in web.AvailableContentTypes)
{
SPFieldLink fldLnk = ct.FieldLinks[fld.Id];
if (fldLnk != null)
{
Console.WriteLine("Content type {0} links to the {1} field.",
ct.Name, fldName);
}
}
}
catch (ArgumentException ex)
{
Console.WriteLine("ArgumentException thrown by {0}.", ex.TargetSite);
Console.WriteLine("Argument passed to GetField is '{0}'.", fldName);
}
}
}
Console.Write("Press ENTER to continue...");
Console.ReadLine();
}
}
}
See Also
Reference
Microsoft.SharePoint Namespace