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AF SDK Reference

AFElement.FindElementsByTemplate Method (AFDatabase, AFObject, AFElementTemplate, Boolean, AFSortField, AFSortOrder, Int32)

AFElement.FindElementsByTemplate Method (AFDatabase, AFObject, AFElementTemplate, Boolean, AFSortField, AFSortOrder, Int32)

  • Last UpdatedNov 18, 2025
  • 4 minute read
AFElement.FindElementsByTemplate Method (AFDatabase, AFObject, AFElementTemplate, Boolean, AFSortField, AFSortOrder, Int32)
Retrieves a non-paged collection of AFElement objects that are instantiated from the specified AFElementTemplate.

Namespace:  OSIsoft.AF.Asset
Assembly:  OSIsoft.AFSDK (in OSIsoft.AFSDK.dll) Version: 3.1.1.1182

Syntax

public static AFNamedCollectionList<AFElement> FindElementsByTemplate(
	AFDatabase database,
	AFObject searchRoot,
	AFElementTemplate template,
	bool includeDerived,
	AFSortField sortField,
	AFSortOrder sortOrder,
	int maxCount
)
Public Shared Function FindElementsByTemplate ( 
	database As AFDatabase,
	searchRoot As AFObject,
	template As AFElementTemplate,
	includeDerived As Boolean,
	sortField As AFSortField,
	sortOrder As AFSortOrder,
	maxCount As Integer
) As AFNamedCollectionList(Of AFElement)

Dim database As AFDatabase
Dim searchRoot As AFObject
Dim template As AFElementTemplate
Dim includeDerived As Boolean
Dim sortField As AFSortField
Dim sortOrder As AFSortOrder
Dim maxCount As Integer
Dim returnValue As AFNamedCollectionList(Of AFElement)

returnValue = AFElement.FindElementsByTemplate(database, 
	searchRoot, template, includeDerived, 
	sortField, sortOrder, maxCount)
public:
static AFNamedCollectionList<AFElement^>^ FindElementsByTemplate(
	AFDatabase^ database, 
	AFObject^ searchRoot, 
	AFElementTemplate^ template, 
	bool includeDerived, 
	AFSortField sortField, 
	AFSortOrder sortOrder, 
	int maxCount
)
static member FindElementsByTemplate : 
        database : AFDatabase * 
        searchRoot : AFObject * 
        template : AFElementTemplate * 
        includeDerived : bool * 
        sortField : AFSortField * 
        sortOrder : AFSortOrder * 
        maxCount : int -> AFNamedCollectionList<AFElement> 

Parameters

database
Type: OSIsoft.AFAFDatabase
The AFDatabase to search for the requested objects.
searchRoot
Type: OSIsoft.AFAFObject
The root object to start the search (either an AFDatabase, an AFElement, or an AFEventFrame). If specified, then only elements directly owned by the specified object will be returned. If , then all elements with the specified template are returned.
template
Type: OSIsoft.AF.AssetAFElementTemplate
Specify that the returned elements must have this template or a template derived from this template if includeDerived is . If , then all elements without any template will be returned.
includeDerived
Type: SystemBoolean
If , then all elements created from this template and any template that is derived from this template will be included in the returned collection. If , then only elements created from this template will be included. If template is , then this parameter is ignored.
sortField
Type: OSIsoft.AFAFSortField
The field or property of the object used to sort the returned collection.
sortOrder
Type: OSIsoft.AFAFSortOrder
The order that the returned collection is sorted.
maxCount
Type: SystemInt32
The maximum number of objects to be returned.

Return Value

Type: AFNamedCollectionListAFElement
Returns a collection containing the first page of AFElement objects that are instantiated from the specified AFElementTemplate.

Remarks

This method will return the elements that are instantiated from the specified AFElementTemplate. If a template is specified, then its QueryDate will be used to determine the collection of elements that are returned from this method. Otherwise, the QueryDate of the searchRoot or database will be used.

Important note Important
Consider using the new AFElementSearch class for finding elements instead of using this method.

Version Information

AFSDK


See Also

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