November 2016
Intermediate to advanced
384 pages
9h 40m
English
Content preview from AWS Lambda in ActionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 7. Calling functions from a client
This chapter covers
- Using a Lambda function from within a web page via JavaScript
- Invoking a Lambda function from a native mobile app
- Serving a dynamic website with AWS Lambda and Amazon API Gateway
In the previous chapter, you learned how to use standalone functions for common tasks, subscribing the functions to events or scheduling a recurring execution. You also learned how to use modules and libraries with Lambda functions. In this chapter, you’ll build on that knowledge to call Lambda functions from clients outside of AWS.
7.1. Calling functions from JavaScript
When we created our first function in chapter 2, we tested the function from the web console and invoked the function using the AWS CLI. ...
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