windows set environment variable code example

Example 1: how to create env variable from cmd

set varname
set varname=value
set varname=
set

Example 2: set environment variable windows command line

setx EC2_CERT "%USERPROFILE%\aws\cert.pem"

Example 3: how to change environment variables in windows 10

Open the Start Search, type in “env”, and choose “Edit the system environment variables”:

Example 4: bash get environment variable

Just type next command to list all environments varialbes in terminal:
printenv