Microsoft.Exchange.WebServices.Data Namespace
The Microsoft.Exchange.WebServices.Data namespace contains types for communicating with an Exchange Server by using Exchange Web Services.
| Class | Description |
|---|---|
| AcceptMeetingInvitationMessage | Represents a meeting acceptance message. |
| AccountIsLockedException | Represents an error that occurs when the account that is being accessed is locked and requires user interaction to be unlocked. |
| AlternateId | Represents an identifier expressed in a specific format. |
| AlternateIdBase | Represents the base class for identifiers expressed in a specific format. |
| AlternatePublicFolderId | Represents the identifier of a public folder, expressed in a specific format. |
| AlternatePublicFolderItemId | Represents the identifier of a public folder item, expressed in a specific format. |
| Appointment | Represents an appointment or a meeting. Properties that are available on appointments are defined in the AppointmentSchema class. |
| AppointmentOccurrenceId | Represents the identifier of an occurrence of a recurring appointment. |
| AppointmentSchema | Represents the schema for appointments. |
| Attachment | Represents an attachment to an item. |
| AttachmentCollection | Represents an item's attachment collection. |
| Attendee | Represents a meeting attendee. |
| AttendeeAvailability | The availability of an individual attendee. |
| AttendeeCollection | Represents a collection of attendees. |
| AttendeeInfo | Represents information about an attendee for whom to request availability information. |
| AutodiscoverLocalException | Represents an exception that is thrown when the Autodiscover service could not be contacted. |
| AvailabilityOptions | Represents the options for an availability request. |
| BatchServiceResponseException | Represents a remote service exception that can have multiple service responses. |
| ByteArrayArray | Represents an array of byte arrays. |
| CalendarActionResults | Represents the results of an action that is performed on a calendar item or meeting request message, such as accepting, tentatively accepting, or declining a meeting request. |
| CalendarEvent | Represents an event in a calendar. |
| CalendarEventDetails | Represents the details of a calendar event that is returned by an availability request. |
| CalendarFolder | Represents a folder that contains appointments. |
| CalendarResponseMessage | Represents the base class for all calendar-related response messages. |
| CalendarResponseMessageBase | Represents the base class for all calendar-related responses. |
| CalendarView | Represents a date range view of appointments in calendar folder search operations. |
| CancelMeetingMessage | Represents a meeting cancellation message. |
| Change | Represents a change as returned by a synchronization operation. |
| ChangeCollection | Represents a collection of changes that is returned by a synchronization operation. |
| ClientCertificateCredentials | Provides client security certificates that are used as credentials for access to Microsoft® Exchange Web Services (EWS). |
| CompleteName | Represents the complete name of a contact. |
| ComplexProperty | Represents a property that can be sent to or retrieved from Exchange Web Services (EWS). |
| ComplexPropertyCollection | Represents a collection of properties that can be sent to and retrieved from Exchange Web Services (EWS). |
| Conflict | Represents a conflict in a meeting time suggestion. |
| Contact | Represents a contact. The properties that are available on contacts are defined by the ContactSchema class. |
| ContactGroup | Represents a group of contacts. Properties that are available on contact groups are defined by the ContactGroupSchema class. |
| ContactGroupSchema | Defines the schema for contact groups. |
| ContactSchema | Represents the schema for contacts. |
| ContactsFolder | Represents a folder that contains contacts. |
| Conversation | Represents a conversation. |
| ConversationId | Represents a conversation identifier. |
| ConversationIndexedItemView | Represents the view settings in a conversation search operation. |
| ConversationSchema | Represents the conversation schema properties. |
| ConvertIdResponse | Represents the response to an individual identifier conversion operation. |
| CreateAttachmentException | Represents an error that occurs when a call to the CreateAttachment Web method fails. |
| CreateAttachmentResponse | Represents the response to an individual CreateAttachment operation. |
| CreateRuleOperation | Represents an operation to create an Inbox rule. |
| DayOfTheWeekCollection | Represents a collection of DayOfTheWeek enumeration values. |
| DeclineMeetingInvitationMessage | Represents a meeting declination message. |
| DelegateInformation | Represents the results of an operation that returns mailbox delegate users. |
| DelegatePermissions | Represents the permissions of a delegate user. |
| DelegateUser | Represents a delegate user. |
| DelegateUserResponse | Represents the response to an operation that adds, removes, or updates a delegate user. |
| DeleteAttachmentException | Represents an error that occurs when a call to the DeleteAttachment Web method fails. |
| DeleteAttachmentResponse | Represents the response to an individual DeleteAttachment operation. |
| DeletedOccurrenceInfo | Represents a deleted occurrence of a recurring calendar item. |
| DeletedOccurrenceInfoCollection | Represents a collection of deleted occurrences of a recurring appointment. |
| DeleteRuleOperation | Represents an operation to delete an Inbox rule. |
| DictionaryEntryProperty | Represents an entry of a DictionaryProperty object. |
| DictionaryProperty | Represents a generic dictionary that can be sent to or retrieved from Exchange Web Services (EWS). |
| EmailAddress | Represents an e-mail address. |
| EmailAddressCollection | Represents a collection of e-mail addresses. |
| EmailAddressDictionary | Represents a dictionary of e-mail addresses. |
| EmailAddressEntry | Represents an entry within an e-mail address dictionary. |
| EmailMessage | Represents an e-mail message. |
| EmailMessageSchema | Represents the schema for e-mail messages. |
| ExchangeCredentials | Provides a base class for Exchange credential types. |
| ExchangeServerInfo | Provides information about an Exchange server. |
| ExchangeService | Represents a binding to Exchange Web Services (EWS). |
| ExchangeServiceBase | Represents an abstract binding to an Exchange service. |
| ExpandGroupResults | The results of an ExpandGroup method . |
| ExtendedProperty | Represents an extended property. |
| ExtendedPropertyCollection | Represents a collection of extended properties. |
| ExtendedPropertyDefinition | Represents the definition of an extended property. |
| FileAttachment | Represents a file attachment. |
| FindFoldersResults | Represents the results of a folder search operation. |
| FindItemsResults | Represents the results of an item search operation. |
| Folder | Represents a generic folder. |
| FolderChange | Represents a change on a folder that is returned by a synchronization operation. |
| FolderEvent | Represents an event that applies to a folder. |
| FolderId | Represents the ID of a folder. |
| FolderIdCollection | Represents a collection of folder IDs. |
| FolderPermission | Represents a permission on a folder. |
| FolderPermissionCollection | Represents a collection of folder permissions. |
| FolderSchema | Represents the schema for folders. |
| FolderView | Represents the view settings in a folder search operation. |
| GetEventsResults | Represents a collection of notification events. |
| GetFolderResponse | Represents the response to an individual folder retrieval operation. |
| GetItemResponse | Represents a response to an individual item retrieval operation. |
| GetUserAvailabilityResults | Represents the results of the GetUserAvailability method. |
| GroupedFindItemsResults | Represents the collection that contains the results of an item search operation. |
| Grouping | Represents grouping options in item search operations. |
| GroupMember | Represents a member of a group. |
| GroupMemberCollection | Represents a group of contacts. |
| ImAddressDictionary | Represents a dictionary of instant messaging (IM) addresses. |
| ImAddressEntry | Represents an entry in an instant messaging (IM) address dictionary. |
| ImpersonatedUserId | Represents an impersonated user ID. |
| IndexedPropertyDefinition | Represents an indexed property definition. |
| InternetMessageHeader | Represents an Internet message header. |
| InternetMessageHeaderCollection | Represents a collection of Internet message headers. |
| Item | Represents a generic item. Properties that are available on items are defined in the ItemSchema class. |
| ItemAttachment | Represents an item attachment. |
| ItemAttachment | Represents a strongly typed item attachment. |
| ItemChange | Represents a change on an item as returned by a synchronization operation. |
| ItemCollection | Represents a collection of items. |
| ItemEvent | Represents an event that applies to an item. |
| ItemGroup | Represents a group of items as returned by grouped item search operations. |
| ItemId | Represents the Id of an Exchange item. |
| ItemIdCollection | Contains a collection of item identifiers. |
| ItemSchema | Represents the schema for generic items. |
| ItemView | Represents the view settings in a folder search operation. |
| Mailbox | Represents a mailbox reference. |
| ManagedFolderInformation | Represents information for a managed folder. |
| MeetingCancellation | Represents a meeting cancellation message. Properties available on meeting messages are defined in the MeetingMessageSchema class. |
| MeetingMessage | Represents a meeting-related message. Properties that are available on meeting messages are defined in the MeetingMessageSchema class. |
| MeetingMessageSchema | Represents the schema for meeting messages. |
| MeetingRequest | Represents a meeting request that an attendee can accept or decline. Properties that are available on meeting requests are defined in the MeetingRequestSchema class. |
| MeetingRequestSchema | Represents the schema for meeting requests. |
| MeetingResponse | Represents a response to a meeting request. |
| MessageBody | Represents the body of a message. |
| MimeContent | Represents the MIME content of an item. |
| MobilePhone | Represents a mobile phone. |
| MoveCopyFolderResponse | Represents the base response class for individual folder move and folder copy operations. |
| MoveCopyItemResponse | Represents a response to a move or copy operation. |
| NameResolution | Represents a suggested name resolution. |
| NameResolutionCollection | Represents a list of suggested name resolutions. |
| NotificationEvent | Represents an event that is exposed by push and pull notifications. |
| NotificationEventArgs | Provides data to an OnNotificationEvent event of a StreamingSubscriptionConnection object. |
| OccurrenceInfo | Encapsulates information on the occurrence of a recurring appointment. |
| OccurrenceInfoCollection | Represents a collection of OccurrenceInfo objects. |
| OofReply | Represents an out of office message. |
| OofSettings | Represents a user's out of office (OOF) settings. |
| OrderByCollection | Represents an ordered collection of property definitions that are qualified with a sort direction. |
| PagedView | Represents a view setting that supports paging in a search operation. |
| PhoneCall | Represents a phone call. |
| PhoneNumberDictionary | Represents a dictionary of phone numbers. |
| PhoneNumberEntry | Represents an entry in a phone number dictionary. |
| PhysicalAddressDictionary | Represents a dictionary of physical addresses. |
| PhysicalAddressEntry | Represents an entry within a physical address dictionary. |
| PostItem | Represents a post item. |
| PostItemSchema | Represents the schema for post items. |
| PostReply | Represents a reply to a post item. |
| PropertyDefinition | Represents the definition of a folder or item property. |
| PropertyDefinitionBase | Represents the base class for all property definitions. |
| PropertyException | Represents an error that occurs when an operation on a property fails. |
| PropertySet | Represents a set of item or folder properties. |
| PullSubscription | Represents a pull subscription. |
| PushSubscription | Represents a push subscription. |
| Recurrence | Represents a recurrence pattern, as used by Appointment and Task items. |
| Recurrence.DailyPattern | Represents a recurrence pattern where each occurrence happens a specific number of days after the previous one. |
| Recurrence.DailyRegenerationPattern | Represents a regeneration pattern, as used with recurring tasks, where each occurrence happens a specified number of days after the previous one is completed. |
| Recurrence.IntervalPattern | Represents a recurrence pattern where each occurrence happens at a specific interval after the previous one. |
| Recurrence.MonthlyPattern | Represents a recurrence pattern where each occurrence happens on a specific day a specific number of months after the previous one. |
| Recurrence.MonthlyRegenerationPattern | Represents a regeneration pattern, as used with recurring tasks, where each occurrence happens a specified number of months after the previous one is completed. |
| Recurrence.RelativeMonthlyPattern | Represents a recurrence pattern where each occurrence happens on a relative day a specific number of months after the previous one. |
| Recurrence.RelativeYearlyPattern | Represents a recurrence pattern in which each occurrence happens on a relative day every year. |
| Recurrence.WeeklyPattern | Represents a recurrence pattern in which each occurrence happens on specific days a specific number of weeks after the previous one. |
| Recurrence.WeeklyRegenerationPattern | Represents a regeneration pattern, as used with recurring tasks, where each occurrence happens a specified number of weeks after the previous one is completed. |
| Recurrence.YearlyPattern | Represents a recurrence pattern where each occurrence happens on a specific day every year. |
| Recurrence.YearlyRegenerationPattern | Represents a regeneration pattern, as used with recurring tasks, where each occurrence happens a specified number of years after the previous one is completed. |
| RecurringAppointmentMasterId | Represents the Id of an occurrence of a recurring appointment. |
| ResponseMessage | Represents the base class for e-mail related responses (Reply, Reply all and Forward). |
| ResponseObject | Represents the base class for all responses that can be sent. |
| Rule | Represents an individual Inbox rule in the mailbox. |
| RuleActions | Represents the set of actions that are available to a rule. |
| RuleCollection | Represents a collection of rules. |
| RuleError | Represents an error that occurred as a result of executing a rule operation. |
| RuleOperation | The base class for derived classes that represent Inbox rule operations. |
| RuleOperationError | Represents an error that occurred while processing a rule operation. |
| RuleOperationErrorCollection | Represents a collection of rule operation errors. |
| RulePredicateDateRange | Represents the date and time range within which messages have been received. |
| RulePredicates | Represents the set of conditions and exceptions that are available for a rule. |
| RulePredicateSizeRange | Represents the minimum and maximum size of a message. |
| SearchFilter | Represents the base class for derived classes that represent a search restriction. |
| SearchFilter.ContainsSubstring | A search filter that checks for the presence of a substring inside a text property. |
| SearchFilter.ExcludesBitmask | Represents a bitmask exclusion search filter. |
| SearchFilter.Exists | Represents a search filter that determines whether a specific property is set. |
| SearchFilter.IsEqualTo | Represents a search filter that determines wheter a property is equal to a given value or other property. |
| SearchFilter.IsGreaterThan | Represents a search filter that determines whether a property is greater than a given value or other property. |
| SearchFilter.IsGreaterThanOrEqualTo | Represents a search filter that determines whether a property is greater than or equal to a given value or other property. |
| SearchFilter.IsLessThan | Represents a search filter that determines whether a property is less than a given value or other property. |
| SearchFilter.IsLessThanOrEqualTo | Represents a search filter that determines wheter a property is less than or equal to a given value or other property. |
| SearchFilter.IsNotEqualTo | Represents a search filter that determines whetheeer a property is not equal to a given value or other property. |
| SearchFilter.Not | Represents search filter that applies a Boolean NOT to another search filter. |
| SearchFilter.PropertyBasedFilter | Represents a search filter that is based on an item or folder property. |
| SearchFilter.RelationalFilter | Represents the base class for relational filters (for example, IsEqualTo, IsGreaterThan, or IsLessThanOrEqualTo). |
| SearchFilter.SearchFilterCollection | Represents a collection of search filters that are linked by a logical operator. |
| SearchFolder | Represents a search folder that contains a specified set of items and the properties that are associated with those items. |
| SearchFolderParameters | Defines the parameters that are associated with a search folder. |
| SearchFolderSchema | Defines the schema for search folders. |
| ServiceId | Represents the Id of an Exchange object. |
| ServiceLocalException | Represents an error that occurs when a service operation fails. |
| ServiceObject | Represents the base abstract class for all item, folder, conversation, and post item reply types. |
| ServiceObjectPropertyDefinition | Represents a property definition for a service object. |
| ServiceObjectPropertyException | Represents an error that occurs when an operation on a property fails. |
| ServiceObjectSchema | Represents the base class for all item, folder, and conversation schemas. |
| ServiceRemoteException | Represents an error that occurs when a remote service operation fails. |
| ServiceRequestException | Represents an error that occurs when a service operation request fails. |
| ServiceResponse | Represents the standard response to an Exchange Web Services operation. |
| ServiceResponseCollection | Represents a strongly typed list of service responses. |
| ServiceResponseException | Represents a remote service exception that has a single response. |
| ServiceValidationException | Represents an error that occurs when a validation check fails. |
| ServiceVersionException | Represents an error that occurs when a request cannot be handled due to a service version mismatch. |
| ServiceXmlDeserializationException | Represents an error that occurs when the XML for a response cannot be deserialized. |
| ServiceXmlSerializationException | Represents an error that occurs when the XML for a request cannot be serialized. |
| SetRuleOperation | Represents an operation to update an Inbox rule. |
| StreamingSubscription | Represents a streaming subscription. |
| StreamingSubscriptionConnection | Represents a connection to an ongoing stream of events. |
| StringList | Represents a list of strings. |
| SubscriptionBase | Represents the base class for event subscriptions. |
| SubscriptionErrorEventArgs | Provides data to the OnSubscriptionError and OnDisconnect events of a StreamingSubscriptionConnection object. |
| Suggestion | Represents meeting suggestions for a specific date. |
| SyncFolderHierarchyResponse | Represents the response to a folder synchronization operation. |
| SyncFolderItemsResponse | Represents the response to a folder items synchronization operation. |
| SyncResponse | Represents the base response class for synchronization operations. |
| Task | Represents a Task item. Properties available on tasks are defined in the TaskSchema class. |
| TaskSchema | Represents the schema for task items. |
| TasksFolder | Represents a folder containing task items. |
| TimeSuggestion | Represents an availability time suggestion. |
| TimeWindow | Represents a time period. |
| TimeZoneConversionException | The exception that is thrown when a date and time cannot be converted from one time zone to another. |
| TokenCredentials | Provides credentials if you already have a token. |
| UnifiedMessaging | Represents the Unified Messaging functionality. |
| UniqueBody | Represents the body part of an item that is unique to the conversation the item is part of. |
| UpdateInboxRulesException | Represents an exception that is thrown when an error occurs as a result of calling the UpdateInboxRules operation. |
| UpdateItemResponse | Represents the response to an individual item update operation. |
| UserConfiguration | Creates and accesses user-defined configuration settings. |
| UserConfigurationDictionary | Represents a user configuration dictionary property. |
| UserId | Represents the identifier of a user. |
| ViewBase | Represents the base view class for search operations. |
| WebCredentials | Wraps an instance of a T:System.Net.NetworkCredential object that is used for password-based authentication methods such as basic, digest, NTLM, and Kerberos authentication. |
| WorkingHours | Represents the working hours for a specific time zone. |
| WSSecurityBasedCredentials | The base class for all credential classes that use Web Services Security (WS-Security). |
| X509CertificateCredentials | Contains an X509 certificate that can be used for WS-Security/X509 certificate-based authentication for Exchange Web Services (EWS). |
| Interface | Description |
|---|---|
| IFileAttachmentContentHandler | Defines a file attachment content handler. An application can implement IFileAttachmentContentHandler to provide the stream to which the content of a file attachment should be written. |
| ISearchStringProvider | Produces a string representation of an object for use in search filters. |
| ITraceListener | Provides an interface that enables the tracing of Exchange messages. |
| Delegate | Description |
|---|---|
| CustomXmlSerializationDelegate | Represents the method that applications can use to emit custom XML in SOAP requests that are sent to Exchange Web Services (EWS). |
| StreamingSubscriptionConnection.NotificationEventDelegate | Represents a delegate that is invoked when notifications are received from the server. |
| StreamingSubscriptionConnection.SubscriptionErrorDelegate | Represents a delegate that is invoked when an error occurs within a streaming subscription connection. |
| Enumeration | Description |
|---|---|
| AffectedTaskOccurrence | Indicates which occurrence of a recurring task should be deleted. |
| AggregateType | Specifies whether the maximum or minimum value of a representative property is used to order the items in a group. |
| AppointmentType | Specifies the type of an appointment. |
| AvailabilityData | Defines the user availability data that can be requested. |
| BasePropertySet | Defines base property sets that are used as the base for custom property sets. |
| BodyType | Defines the type of body of an item. |
| ChangeType | Specifies the type of change for a synchronization event. |
| ComparisonMode | Defines the way that values are compared in search filters. |
| ConflictResolutionMode | Defines how conflict resolutions are handled in update operations. |
| ConflictType | Defines the conflict types that can be returned in meeting time suggestions. |
| ConnectingIdType | Defines the type of an identifier that is used to make a connection. |
| ConnectionFailureCause | Specifies the cause of a connection failure. |
| ContactSource | Specifies the source of a contact or distribution list. |
| ContainmentMode | Defines the containment mode for Contains search filters. |
| ConversationFlagStatus | Defines the flag status of a conversation. |
| DateTimePrecision | Determines the precision of DateTime objects. This type was introduced in Microsoft Exchange Server 2010 SP2 and the Microsoft Exchange Web Services Managed API 1.2. |
| DayOfTheWeek | Specifies the day of the week. |
| DayOfTheWeekIndex | Defines the index of a week day in a month. |
| DefaultExtendedPropertySet | Defines the default sets of extended properties. |
| DelegateFolderPermissionLevel | Defines a delegate user's permission level on a specific folder. |
| DeleteMode | Represents deletion modes. |
| EffectiveRights | Defines the effective user rights that are associated with an item or folder. |
| EmailAddressKey | Specifies constants that define the e-mail address entries for a contact. |
| EventType | Defines a type of event as returned by notification subscriptions. |
| ExchangeVersion | Defines the available release versions of Microsoft Exchange Server. |
| FileAsMapping | Defines how the FileAs property of a contact is automatically formatted. |
| FlaggedForAction | Defines the follow-up actions that may be stamped on a message. |
| FolderPermissionLevel | Defines permission levels for calendar folders. |
| FolderPermissionReadAccess | Defines a user's read access permission on items in a non-calendar folder. |
| FolderTraversal | Defines the scope of FindFolders operations. |
| FreeBusyViewType | Defines the type of free/busy information that is returned by a GetUserAvailability operation. |
| IdFormat | Defines the supported identifier formats for identifier conversion operations. |
| ImAddressKey | Specifies constants that define instant messaging (IM) address entries for a contact. |
| Importance | Defines the importance of an item. |
| ItemTraversal | Defines the scope of the FindItems operations. |
| LegacyFreeBusyStatus | Specifies constants that define the legacy free/busy status that is associated with an appointment. |
| LogicalOperator | Defines a logical operator as used by search filter collections. |
| MailboxType | Specifies the type of an EmailAddress object. |
| MapiPropertyType | Defines the MAPI type of an extended property. |
| MeetingAttendeeType | Specifies constants that define the type of a meeting attendee. |
| MeetingRequestsDeliveryScope | Specifies constants that define how meeting requests are handled for mailboxes that have delegates. |
| MeetingRequestType | Specifies constants that define the type of a meeting request. |
| MeetingResponseType | Specifies constants that define the type of response given to a meeting request. |
| MemberStatus | Defines the allowed status values for distribution list members. |
| MessageDisposition | Defines how messages are handled for operations that create and update items. |
| Month | Defines the months of the year. |
| OffsetBasePoint | Defines the base point of the offset in a paged view. |
| OofExternalAudience | Defines the external audience for out of office (OOF) notifications. |
| OofState | Defines a user's out of office (OOF) status. |
| PermissionScope | Defines the scope of a user's permission on folders. |
| PhoneCallState | Specifies the phone call state. |
| PhoneNumberKey | Specifies the phone number entries for a contact. |
| PhysicalAddressIndex | Specifies constants that define a physical address index. |
| PhysicalAddressKey | Specifies constants that define the physical address entries for a contact. |
| ResolveNameSearchLocation | Specifies constants that define the location where an ambiguous name resolution operation searches for contacts. |
| ResponseActions | Specifies constants that define the response actions that can be taken on an item. |
| ResponseMessageType | Defines the type of a ResponseMessage object. |
| RuleErrorCode | Defines the error codes that identify why a rule failed validation. |
| RuleProperty | Defines the properties that are available on a rule. |
| SearchFolderTraversal | Defines the depth of the items that are retrieved by a search folder. |
| SendCancellationsMode | Specifies constants that define how meeting cancellations should be handled when a meeting is deleted. |
| SendInvitationsMode | Specifies constants that define how meeting invitations are handled. |
| SendInvitationsOrCancellationsMode | Specifies constants that define how meeting invitations or cancellations are handled when a meeting is updated. |
| Sensitivity | Defines the sensitivity of an item. |
| ServiceError | Defines the error codes that can be returned by Exchange Web Services (EWS). |
| ServiceObjectType | Defines the service object type. |
| ServiceResult | Defines the result of a call to an Exchange Web Services (EWS) method. Values in this enumeration have to be ordered from lowest to highest severity. |
| SortDirection | Defines the sort order for data that is returned by a search. |
| StandardUser | Defines a standard delegate user. |
| SuggestionQuality | Defines the quality of an availability suggestion. |
| SyncFolderItemsScope | Specifies constants that define the type of items to include in a SyncFolderItemsResponse object. |
| TaskDelegationState | Defines the delegation state of a task. |
| TaskMode | Defines the modes of a Task. |
| TaskStatus | Defines the execution status of a task. |
| TraceFlags | Defines flags to control tracing details. |
| UserConfigurationDictionaryObjectType | Identifies the user configuration dictionary key and value types. |
| UserConfigurationProperties | Identifies the user configuration properties to retrieve. |
| WellKnownFolderName | Defines common folder names that are used in users' mailboxes. |