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| title | linkTitle | weight | description | keywords | aliases | |
|---|---|---|---|---|---|---|
| Environment variables in Compose | Use environment variables | 40 | Explainer on the ways to set, use and manage environment variables in Compose | compose, orchestration, environment, env file |
|
By leveraging environment variables and interpolation in Docker Compose, you can create versatile and reusable configurations, making your Dockerized applications easier to manage and deploy across different environments.
[!TIP]
Before using environment variables, read through all of the information first to get a full picture of environment variables in Docker Compose.
This section covers:
- How to set environment variables within your container's environment.
- How environment variable precedence works within your container's environment.
- Pre-defined environment variables.
It also covers:
- How interpolation can be used to set variables within your Compose file and how it relates to a container's environment.
- Some best practices.