---
title: 容器环境变量（Container Environment Variables）
id: container-env-variables
date: 2018-04-12
full_link: /zh-cn/docs/concepts/containers/container-environment/
short_description: >
  容器环境变量提供了 name=value 形式的、运行容器化应用所必须的一些重要信息。

aka: 
tags:
- fundamental
---
<!--
title: Container Environment Variables
id: container-env-variables
date: 2018-04-12
full_link: /docs/concepts/containers/container-environment/
short_description: >
  Container environment variables are name=value pairs that provide useful information into containers running in a Pod.

aka: 
tags:
- fundamental
-->

<!--
 Container environment variables are name=value pairs that provide useful information into containers running in a {{< glossary_tooltip text="pod" term_id="pod" >}}
-->
容器环境变量提供了 name=value 形式的、在 {{< glossary_tooltip text="Pod" term_id="pod" >}}
中运行的容器所必须的一些重要信息。
  
<!--more-->

<!--
Container environment variables provide information that is required by the running containerized applications along with information about important resources to the {{< glossary_tooltip text="containers" term_id="container" >}}. For example, file system details, information about the container itself, and other cluster resources such as service endpoints.
-->
容器环境变量为运行中的容器化应用提供必要的信息，
同时还提供与{{< glossary_tooltip text="容器" term_id="container" >}}重要资源相关的其他信息，
例如：文件系统信息、容器自身的信息以及其他像服务端点（Service endpoints）这样的集群资源信息。