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Gets the root node only if it is cached.
Namespace: Microsoft.SharePoint.Publishing.Navigation
Assembly: Microsoft.SharePoint.Publishing (in Microsoft.SharePoint.Publishing.dll)
Syntax
'Declaration
Public ReadOnly Property TryGetRootNode As PortalSiteMapNode
Get
'Usage
Dim instance As PortalSiteMapProvider
Dim value As PortalSiteMapNode
value = instance.TryGetRootNode
public PortalSiteMapNode TryGetRootNode { get; }
Property Value
Type: Microsoft.SharePoint.Publishing.Navigation.PortalSiteMapNode
A reference to the root PortalSiteMapNode portal. Returns a null reference (Nothing in Visual Basic) if the root Web site is not cached.
Remarks
Use this property for Search and other functions and Features that can use a cached value if one exists, but when you do not want to create more workload by loading the cached value onto sites that are not portal sites.