taskFileAttachment : createUploadSession

POST https://graph.microsoft.com/beta/me/todo/lists/AAMDiFkfh=/tasks/AAMkADliMm=/attachments/createUploadSession
Content-Type: application/json

{
  "attachmentInfo": {
    "attachmentType": "file",
    "name": "flower",
    "size": 3483322
  }
}

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

// Dependencies
using Microsoft.Graph.Beta.Me.Todo.Lists.Item.Tasks.Item.Attachments.CreateUploadSession;
using Microsoft.Graph.Beta.Models;

var requestBody = new CreateUploadSessionPostRequestBody
{
	AttachmentInfo = new AttachmentInfo
	{
		AttachmentType = AttachmentType.File,
		Name = "flower",
		Size = 3483322L,
	},
};

// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=csharp
var result = await graphClient.Me.Todo.Lists["{todoTaskList-id}"].Tasks["{todoTask-id}"].Attachments.CreateUploadSession.PostAsync(requestBody);

mgc-beta users todo lists tasks attachments create-upload-session post --user-id {user-id} --todo-task-list-id {todoTaskList-id} --todo-task-id {todoTask-id} --body '{\
  "attachmentInfo": {\
    "attachmentType": "file",\
    "name": "flower",\
    "size": 3483322\
  }\
}\
'

// Code snippets are only available for the latest major version. Current major version is $v0.*

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

requestBody := graphusers.NewItemCreateUploadSessionPostRequestBody()
attachmentInfo := graphmodels.NewAttachmentInfo()
attachmentType := graphmodels.FILE_ATTACHMENTTYPE 
attachmentInfo.SetAttachmentType(&attachmentType) 
name := "flower"
attachmentInfo.SetName(&name) 
size := int64(3483322)
attachmentInfo.SetSize(&size) 
requestBody.SetAttachmentInfo(attachmentInfo)

// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=go
createUploadSession, err := graphClient.Me().Todo().Lists().ByTodoTaskListId("todoTaskList-id").Tasks().ByTodoTaskId("todoTask-id").Attachments().CreateUploadSession().Post(context.Background(), requestBody, nil)

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

GraphServiceClient graphClient = new GraphServiceClient(requestAdapter);

com.microsoft.graph.beta.users.item.todo.lists.item.tasks.item.attachments.createuploadsession.CreateUploadSessionPostRequestBody createUploadSessionPostRequestBody = new com.microsoft.graph.beta.users.item.todo.lists.item.tasks.item.attachments.createuploadsession.CreateUploadSessionPostRequestBody();
AttachmentInfo attachmentInfo = new AttachmentInfo();
attachmentInfo.setAttachmentType(AttachmentType.File);
attachmentInfo.setName("flower");
attachmentInfo.setSize(3483322L);
createUploadSessionPostRequestBody.setAttachmentInfo(attachmentInfo);
var result = graphClient.me().todo().lists().byTodoTaskListId("{todoTaskList-id}").tasks().byTodoTaskId("{todoTask-id}").attachments().createUploadSession().post(createUploadSessionPostRequestBody);

const options = {
	authProvider,
};

const client = Client.init(options);

const uploadSession = {
  attachmentInfo: {
    attachmentType: 'file',
    name: 'flower',
    size: 3483322
  }
};

await client.api('/me/todo/lists/AAMDiFkfh=/tasks/AAMkADliMm=/attachments/createUploadSession')
	.version('beta')
	.post(uploadSession);

<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\Users\Item\Todo\Lists\Item\Tasks\Item\Attachments\CreateUploadSession\CreateUploadSessionPostRequestBody;
use Microsoft\Graph\Beta\Generated\Models\AttachmentInfo;
use Microsoft\Graph\Beta\Generated\Models\AttachmentType;


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

$requestBody = new CreateUploadSessionPostRequestBody();
$attachmentInfo = new AttachmentInfo();
$attachmentInfo->setAttachmentType(new AttachmentType('file'));
$attachmentInfo->setName('flower');
$attachmentInfo->setSize(3483322);
$requestBody->setAttachmentInfo($attachmentInfo);

$result = $graphServiceClient->me()->todo()->lists()->byTodoTaskListId('todoTaskList-id')->tasks()->byTodoTaskId('todoTask-id')->attachments()->createUploadSession()->post($requestBody)->wait();

Import-Module Microsoft.Graph.Beta.Users.Actions

$params = @{
	attachmentInfo = @{
		attachmentType = "file"
		name = "flower"
		size = 3483322
	}
}

# A UPN can also be used as -UserId.
New-MgBetaUserTodoListTaskAttachmentUploadSession -UserId $userId -TodoTaskListId $todoTaskListId -TodoTaskId $todoTaskId -BodyParameter $params

# Code snippets are only available for the latest version. Current version is 1.x
from msgraph_beta import GraphServiceClient
from msgraph_beta.generated.users.item.todo.lists.item.tasks.item.attachments.create_upload_session.create_upload_session_post_request_body import CreateUploadSessionPostRequestBody
from msgraph_beta.generated.models.attachment_info import AttachmentInfo
from msgraph_beta.generated.models.attachment_type import AttachmentType
# To initialize your graph_client, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=python
request_body = CreateUploadSessionPostRequestBody(
	attachment_info = AttachmentInfo(
		attachment_type = AttachmentType.File,
		name = "flower",
		size = 3483322,
	),
)

result = await graph_client.me.todo.lists.by_todo_task_list_id('todoTaskList-id').tasks.by_todo_task_id('todoTask-id').attachments.create_upload_session.post(request_body)