Azure Storage samples using JavaScript client libraries

This article provides an overview of code sample scenarios found in our developer guides and samples repository. Click on the links to view the corresponding samples, either in our developer guides or in GitHub repositories.

Developer guides are collections of articles that provide detailed information and code examples for specific scenarios related to Azure Storage services. To learn more about the Blob Storage developer guide for JavaScript, see Get started with Azure Blob Storage and JavaScript.

Note

These samples use the latest Azure Storage JavaScript v12 library. For legacy v11 code, see Getting Started with Azure Blob Service in Node.js in the GitHub repository.

Blob samples

The following table links to Azure Blob Storage developer guides and samples that use JavaScript client libraries:

Topic	Developer guide	Samples on GitHub
Authentication/authorization	Authorize access and connect to Blob Storage Create a user delegation SAS for a blob Create a service SAS for a blob Create an account SAS	Authenticate using Microsoft Entra ID Authenticate using shared key credential Authenticate using connection string
Create container	Create a container	Create a container
Upload	Upload a blob	Upload a blob Parallel upload a stream to a blob
Download	Download a blob	Download a blob Parallel download block blob
List	List containers List blobs	List containers List containers using an iterator List containers by page List blobs using an iterator List blobs by page List blobs by hierarchy
Delete	Delete containers Delete blobs	Delete a container
Copy	Overview of copy operations Copy a blob from a source object URL Copy a blob with asynchronous scheduling
Lease	Create and manage container leases Create and manage blob leases
Properties and metadata	Manage container properties and metadata Manage blob properties and metadata
Index tags	Use blob index tags to manage and find data
Access tiers	Set or change a block blob's access tier	Set the access tier on a blob
Blob service		Create a blob service client Create blob service client using a SAS URL
Snapshot		Create a blob snapshot Download a blob snapshot
Troubleshooting		Trigger a recoverable error using a container client

Data Lake Storage samples

The following table links to Data Lake Storage samples that use JavaScript client libraries:

Topic	Samples on GitHub
Data Lake service	Create a Data Lake service client
File system	Create a file system List file systems List paths in a file system Delete a file system
File	Create a file Download a file

Azure Files samples

The following table links to Azure Files samples that use JavaScript client libraries:

Topic	Samples on GitHub
Authentication	Authenticate using a connection string Authenticate using a shared key credential Authenticate using AnonymousCredential Connect using a custom pipeline Connect using a proxy
Share	Create a share List shares List shares by page Delete a share
Directory	Create a directory List files and directories List files and directories by page
File	Parallel upload a file Parallel upload a readable stream Parallel download a file List file handles List file handles by page

Queue samples

The following table links to Azure Queues samples that use JavaScript client libraries:

Topic	Samples on GitHub
Authentication	Authenticate using a connection string Authenticate using a shared key credential Authenticate using AnonymousCredential Connect using a custom pipeline Connect using a proxy Authenticate using Microsoft Entra ID
Queue service	Create a queue service client
Queue	Create a new queue List queues List queues by page Delete a queue
Message	Send a message into a queue Peek at messages Receive messages Delete messages

Table samples

The following table links to Azure Tables samples that use JavaScript client libraries:

• Authentication methods
• Create and delete a table
• Create and delete table entities
• Query tables
• Query entities
• Update and upsert entities in a table
• Send transactional batch requests
• Send transactional batch requests with TableTransaction helper

Samples for deprecated client libraries are available at Azure Table Storage samples for JavaScript.

Azure code sample libraries

To view the complete JavaScript sample libraries, go to:

• Azure Blob code samples
• Azure Data Lake code samples
• Azure Files code samples
• Azure Queue code samples

You can browse and clone the GitHub repository for each library.

Getting started guides

Check out the following guides if you are looking for instructions on how to install and get started with the Azure Storage client libraries.

• Quickstart: Azure Blob Storage client library for JavaScript
• Quickstart: Azure Queue client library for JavaScript
• Getting Started with Azure Table Service in JavaScript

Next steps

For information on samples for other languages:

• .NET: Azure Storage samples using .NET
• Java: Azure Storage samples using Java
• Python: Azure Storage samples using Python
• C++: Azure Storage samples using C++
• All other languages: Azure Storage samples