AWS Lambda
Developer Guide

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Using Environment Variables

To access AWS Lambda Environment Variables in Go, use the Getenv function.

The following explains how to do this. Note that the function imports the fmt package to format the printed results and the os package, a platform-independent system interface that allows you to access environment variables.

package main import ( "fmt" "os" "" ) func main() { fmt.Printf("%s is %s. years old\n", os.Getenv("NAME"), os.Getenv("AGE")) }

Lambda configures the following environment variables by default: Environment Variables Available to Lambda Functions.