List instances

Namespace: microsoft.graph

Get the instances (occurrences) of an event for a specified time range.

If the event is a seriesMaster type, this API returns the occurrences and exceptions of the event in the specified time range.

This API is available in the following national cloud deployments.

Global service	US Government L4	US Government L5 (DOD)	China operated by 21Vianet
✅	✅	✅	✅

Permissions

Choose the permission or permissions marked as least privileged for this API. Use a higher privileged permission or permissions only if your app requires it. For details about delegated and application permissions, see Permission types. To learn more about these permissions, see the permissions reference.

Permission type	Least privileged permissions	Higher privileged permissions
Delegated (work or school account)	Calendars.ReadBasic	Calendars.Read
Delegated (personal Microsoft account)	Calendars.ReadBasic	Calendars.Read
Application	Calendars.ReadBasic	Calendars.Read

HTTP request

GET /me/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}
GET /users/{id | userPrincipalName}/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}
GET /groups/{id}/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}

GET /me/calendar/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}
GET /users/{id | userPrincipalName}/calendar/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}
GET /groups/{id}/calendar/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}

GET /me/calendars/{id}/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}
GET /users/{id | userPrincipalName}/calendars/{id}/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}

GET /me/calendarGroups/{id}/calendars/{id}/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}
GET /users/{id | userPrincipalName}/calendarGroups/{id}/calendars/{id}/events/{id}/instances?startDateTime={start_datetime}&endDateTime={end_datetime}

Query parameters

In the request URL, provide the following required query parameters with values.

Parameter	Type	Description
startDateTime	String	The start date and time of the time range, represented in ISO 8601 format. For example, "2015-11-08T19:00:00.0000000".
endDateTime	String	The end date and time of the time range, represented in ISO 8601 format. For example, "2015-11-08T20:00:00.0000000".

This method supports the OData Query Parameters to help customize the response.

Request headers

Name	Type	Description
Authorization	string	Bearer {token}. Required. Learn more about authentication and authorization.
Prefer: outlook.timezone	string	Use this to specify the time zone for start and end times in the response. If not specified, those time values are returned in UTC. Optional.

Request body

Don't supply a request body for this method.

Response

If successful, this method returns a 200 OK response code and collection of Event objects in the response body.

Example

Request

The following example gets the occurrences and exceptions of a master event for a recurring series, within a specified time range.

HTTP

GET https://graph.microsoft.com/v1.0/me/events/AAMkAGVmMDEzMTM4LTZmYWUtNDdkNC1hMDZiLTU1OGY5OTZhYmY4OABGAAAAAAAiQ8W967B7TKBjgx9rVEURBwAiIsqMbYjsT5e-T7KzowPTAAAAAAENAAAiIsqMbYjsT5e-T7KzowPTAAAa_WKzAAA=/instances?startDateTime=2019-04-08T09:00:00.0000000&endDateTime=2019-04-30T09:00:00.0000000&$select=subject,bodyPreview,seriesMasterId,type,recurrence,start,end

C#

// Code snippets are only available for the latest version. Current version is 5.x

// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=csharp
var result = await graphClient.Me.Events["{event-id}"].Instances.GetAsync((requestConfiguration) =>
{
	requestConfiguration.QueryParameters.StartDateTime = "2019-04-08T09:00:00.0000000";
	requestConfiguration.QueryParameters.EndDateTime = "2019-04-30T09:00:00.0000000";
	requestConfiguration.QueryParameters.Select = new string []{ "subject","bodyPreview","seriesMasterId","type","recurrence","start","end" };
});

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

CLI

mgc users events instances list --user-id {user-id} --event-id {event-id} --start-date-time "2019-04-08T09:00:00.0000000" --end-date-time "2019-04-30T09:00:00.0000000" --select "subject,bodyPreview,seriesMasterId,type,recurrence,start,end"

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Go

// Code snippets are only available for the latest major version. Current major version is $v1.*

// Dependencies
import (
	  "context"
	  msgraphsdk "github.com/microsoftgraph/msgraph-sdk-go"
	  graphusers "github.com/microsoftgraph/msgraph-sdk-go/users"
	  //other-imports
)


requestStartDateTime := "2019-04-08T09:00:00.0000000"
requestEndDateTime := "2019-04-30T09:00:00.0000000"

requestParameters := &graphusers.EventsItemInstancesRequestBuilderGetQueryParameters{
	StartDateTime: &requestStartDateTime,
	EndDateTime: &requestEndDateTime,
	Select: [] string {"subject","bodyPreview","seriesMasterId","type","recurrence","start","end"},
}
configuration := &graphusers.EventsItemInstancesRequestBuilderGetRequestConfiguration{
	QueryParameters: requestParameters,
}

// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=go
instances, err := graphClient.Me().Events().ByEventId("event-id").Instances().Get(context.Background(), configuration)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Java

// Code snippets are only available for the latest version. Current version is 6.x

GraphServiceClient graphClient = new GraphServiceClient(requestAdapter);

EventCollectionResponse result = graphClient.me().events().byEventId("{event-id}").instances().get(requestConfiguration -> {
	requestConfiguration.queryParameters.startDateTime = "2019-04-08T09:00:00.0000000";
	requestConfiguration.queryParameters.endDateTime = "2019-04-30T09:00:00.0000000";
	requestConfiguration.queryParameters.select = new String []{"subject", "bodyPreview", "seriesMasterId", "type", "recurrence", "start", "end"};
});

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

JavaScript

const options = {
	authProvider,
};

const client = Client.init(options);

let instances = await client.api('/me/events/AAMkAGVmMDEzMTM4LTZmYWUtNDdkNC1hMDZiLTU1OGY5OTZhYmY4OABGAAAAAAAiQ8W967B7TKBjgx9rVEURBwAiIsqMbYjsT5e-T7KzowPTAAAAAAENAAAiIsqMbYjsT5e-T7KzowPTAAAa_WKzAAA=/instances?startDateTime=2019-04-08T09:00:00.0000000&endDateTime=2019-04-30T09:00:00.0000000&$select=subject,bodyPreview,seriesMasterId,type,recurrence,start,end')
	.select('subject,bodyPreview,seriesMasterId,type,recurrence,start,end')
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PHP

<?php
use Microsoft\Graph\GraphServiceClient;
use Microsoft\Graph\Generated\Users\Item\Events\Item\Instances\InstancesRequestBuilderGetRequestConfiguration;


$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);

$requestConfiguration = new InstancesRequestBuilderGetRequestConfiguration();
$queryParameters = InstancesRequestBuilderGetRequestConfiguration::createQueryParameters();
$queryParameters->startDateTime = "2019-04-08T09:00:00.0000000";
$queryParameters->endDateTime = "2019-04-30T09:00:00.0000000";
$queryParameters->select = ["subject","bodyPreview","seriesMasterId","type","recurrence","start","end"];
$requestConfiguration->queryParameters = $queryParameters;


$result = $graphServiceClient->me()->events()->byEventId('event-id')->instances()->get($requestConfiguration)->wait();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PowerShell

Import-Module Microsoft.Graph.Calendar

# A UPN can also be used as -UserId.
Get-MgUserEventInstance -UserId $userId -EventId $eventId -Startdatetime "2019-04-08T09:00:00.0000000" -Enddatetime "2019-04-30T09:00:00.0000000" -Property "subject,bodyPreview,seriesMasterId,type,recurrence,start,end" 

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Python

# Code snippets are only available for the latest version. Current version is 1.x
from msgraph import GraphServiceClient
from msgraph.generated.users.item.events.item.instances.instances_request_builder import InstancesRequestBuilder
from kiota_abstractions.base_request_configuration import RequestConfiguration
# To initialize your graph_client, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=python
query_params = InstancesRequestBuilder.InstancesRequestBuilderGetQueryParameters(
		start_date_time = "2019-04-08T09:00:00.0000000",
		end_date_time = "2019-04-30T09:00:00.0000000",
		select = ["subject","bodyPreview","seriesMasterId","type","recurrence","start","end"],
)

request_configuration = RequestConfiguration(
query_parameters = query_params,
)

result = await graph_client.me.events.by_event_id('event-id').instances.get(request_configuration = request_configuration)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Response

The following example shows the response.

HTTP/1.1 200 OK
Content-type: application/json

{
    "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('bb8775a4-4d8c-42cf-a1d4-4d58c2bb668f')/events('AAMkAGUzYRgWAAA%3D')/instances(subject,bodyPreview,seriesMasterId,type,recurrence,start,end)",
    "value": [
        {
            "@odata.etag": "W/\"x3IAvB5fbUWf4XNcBFLNUwAAKuA3yQ==\"",
            "id": "AAMkAGUzYAgI1sE1TatAAEYAAAAAlNFb2CNPe0ucP9you",
            "subject": "Review strategy for Q3",
            "bodyPreview": "Changing meeting from 4/15 to 4/16.",
            "seriesMasterId": "AAMkAGUzYRgWAAA=",
            "type": "exception",
            "recurrence": null,
            "start": {
                "dateTime": "2019-04-16T20:30:00.0000000",
                "timeZone": "UTC"
            },
            "end": {
                "dateTime": "2019-04-16T21:00:00.0000000",
                "timeZone": "UTC"
            }
        },
        {
            "@odata.etag": "W/\"x3IAvB5fbUWf4XNcBFLNUwAAKuA3yQ==\"",
            "id": "AAMkAGUzYAgI1ru1JMcAAEYAAAAAlNFb2CNPe0ucP9you",
            "subject": "Review strategy for Q3",
            "bodyPreview": "",
            "seriesMasterId": "AAMkAGUzYRgWAAA=",
            "type": "occurrence",
            "recurrence": null,
            "start": {
                "dateTime": "2019-04-08T20:30:00.0000000",
                "timeZone": "UTC"
            },
            "end": {
                "dateTime": "2019-04-08T21:00:00.0000000",
                "timeZone": "UTC"
            }
        },
        {
            "@odata.etag": "W/\"x3IAvB5fbUWf4XNcBFLNUwAAKuA3yQ==\"",
            "id": "AAMkAGUzYAgI1sa1do_AAEYAAAAAlNFb2CNPe0ucP9you",
            "subject": "Review strategy for Q3",
            "bodyPreview": "",
            "seriesMasterId": "AAMkAGUzYRgWAAA=",
            "type": "occurrence",
            "recurrence": null,
            "start": {
                "dateTime": "2019-04-22T20:30:00.0000000",
                "timeZone": "UTC"
            },
            "end": {
                "dateTime": "2019-04-22T21:00:00.0000000",
                "timeZone": "UTC"
            }
        },
        {
            "@odata.etag": "W/\"x3IAvB5fbUWf4XNcBFLNUwAAKuA3yQ==\"",
            "id": "AAMkAGUzYAgI1sw1n3PAAEYAAAAAlNFb2CNPe0ucP9you",
            "subject": "Review strategy for Q3",
            "bodyPreview": "",
            "seriesMasterId": "AAMkAGUzYRgWAAA=",
            "type": "occurrence",
            "recurrence": null,
            "start": {
                "dateTime": "2019-04-29T20:30:00.0000000",
                "timeZone": "UTC"
            },
            "end": {
                "dateTime": "2019-04-29T21:00:00.0000000",
                "timeZone": "UTC"
            }
        }
    ]
}