What's different between the Amazon SDK for JavaScript v2 and v3 - Amazon SDK for JavaScript
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).

The Amazon SDK for JavaScript V3 API Reference Guide describes in detail all the API operations for the Amazon SDK for JavaScript version 3 (V3).

What's different between the Amazon SDK for JavaScript v2 and v3

This section captures notable changes from Amazon SDK for JavaScript v2 to v3. Because v3 is a modular rewrite of v2, some basic concepts are different between v2 and v3. You can learn about these changes in our blog posts. The following blog posts will get you up to speed:

The summary of interface changes from Amazon SDK for JavaScript v2 to v3 is given below. The goal is to help you easily find the v3 equivalents of the v2 APIs you are already familiar with.

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