Begins asynchronous Search operation. Searches a folder for messages that match the specified searching criteria.

Namespace:  Rebex.Legacy
Assembly:  Rebex.Ews (in Rebex.Ews.dll)


Visual Basic
Public Shared Function BeginSearch ( _
	instance As Ews, _
	folderId As EwsFolderId, _
	fields As EwsItemFields, _
	listView As EwsListView, _
	condition As EwsSearchParameter(), _
	callback As AsyncCallback, _
	state As Object _
) As IAsyncResult
public static IAsyncResult BeginSearch(
	Ews instance,
	EwsFolderId folderId,
	EwsItemFields fields,
	EwsListView listView,
	EwsSearchParameter[] condition,
	AsyncCallback callback,
	Object state


Type: Rebex.Net..::..Ews
Instance of Ews.
Type: Rebex.Net..::..EwsFolderId
ID of a folder to search in.
Type: Rebex.Net..::..EwsItemFields
Set of item properties to be retrieved.
Type: Rebex.Net..::..EwsListView
List view options. Can be null (Nothing in VB.NET).
Type: array<Rebex.Net..::..EwsSearchParameter>[]()[][]
Searching criteria.
Type: System..::..AsyncCallback
An optional asynchronous callback to be called when the operation is complete.
Type: System..::..Object
A user-provided object that identifies this particular asynchronous operation.

Return Value

An IAsyncResult that references the asynchronous operation.


Searching criteria consist of one or more parameters. When multiple parameters are specified, the results is the intersection (AND) of all the messages that match.

In builds for .NET 4.0 and higher, this method is available as an extension method. Add 'using Rebex.Legacy' (C#) or 'Import Rebex.Legacy' (VB.NET) to your code in order to use it.

Version Information

.NET Framework

Supported in: 4.8, 4.7.x, 4.6.x, 4.5.x, 4.0

.NET Standard 2.0

Supported in: .NET Core 3.1, 3.0, 2.1; Xamarin.Android 9.1 (or higher); Xamarin.iOS 10.3 (or higher)

See Also