AWS SDK Version 3 for .NET
API Reference

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Downloads the content from Amazon S3 and writes it to the specified file.


This is an asynchronous operation using the standard naming convention for .NET 4.5 or higher. For .NET 3.5 the operation is implemented as a pair of methods using the standard naming convention of BeginDownload and EndDownload.

Namespace: Amazon.S3.Transfer
Assembly: AWSSDK.S3.dll
Version: 3.x.y.z


public virtual Task DownloadAsync(
         String filePath,
         String bucketName,
         String key,
         CancellationToken cancellationToken
Type: System.String

The file path where the content from Amazon S3 will be written to.

Type: System.String

The name of the bucket containing the Amazon S3 object to download.

Type: System.String

The key under which the Amazon S3 object is stored.

Type: System.Threading.CancellationToken

A cancellation token that can be used by other objects or threads to receive notice of cancellation.

Return Value
Type: Task
The task object representing the asynchronous operation.

Version Information

.NET Standard:
Supported in: 1.3

.NET Framework:
Supported in: 4.5