Docs feedback: export command error on Windows runner

https://docs.gitlab.com/ce/ci/variables/README.html#syntax-of-environment-variables-in-job-scripts

Using example from the page

job_name:
  script:
    - export

on Windows runner results in error:

$ export
export : The term 'export' is not recognized as the name of a cmdlet, function, script file, or operable program. 
Check the spelling of the name, or if a path was included, verify that the path is correct and try again.
At C:\WINDOWS\TEMP\build_script875082934\script.ps1:161 char:1
+ export
+ ~~~~~~
    + CategoryInfo          : ObjectNotFound: (export:String) [], CommandNotFoundException
    + FullyQualifiedErrorId : CommandNotFoundException