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Today Xiaobian to share with you what env refers to in linux related knowledge points, detailed content, clear logic, I believe most people still know too much about this knowledge, so share this article for everyone to refer to, I hope you read this article after harvest, let's learn about it together.

In linux, env refers to "environment variables", which is a tool used to view or set the information of the current user environment variables. The syntax is "env [options] [-] [name = value] [command [parameter]]"; if all the parameters behind are omitted, directly execute the "env" statement, and you can list all environment variables and their assignments in the system.

This tutorial operates on Linux 5.9.8 and Dell G3 computers.

env is an environment variable

env is a tool, or a Linux command.

In linux, env is used to view or set the current user environment variable information

Linux env command syntax

env [Options] [-] [Name = Value] [Command [Parameters]]

The meaning of each option in the command is shown in the table below:

If you omit all the following parameters and directly execute the "env" statement, you can list all the environment variables in the system and their assignments:

Common variable queries

env | egrep -i "user|mail|pwd|loginname"

That's what env means in linux. Thank you for reading this article! I believe everyone has a great harvest after reading this article. Xiaobian will update different knowledge for everyone every day. If you want to learn more knowledge, please pay attention to the industry information channel.

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