anchor.diff:  container and run `oc set env` to list all available variables.
   ====
   
  +[[unset-environment-variables]]
   == Unset Environment Variables
   
   To unset environment variables in the pod templates:
  
positive.code: ----
  $ oc set env rc r1 --containers='c1' ENV-
  ----
  
  == List Environment Variables
  
  To list environment variables in pods or pod templates:
  
  ----
  $ oc set env <object-selection> --list [<common-options>]
  ----
  
  This example lists all environment variables for pod `p1`:
  ----
  $ oc set env pod/p1 --list
  ----
  
negative.code: 
  toc::[]
  
  [[setting-and-unsetting-environment-variables]]
  == Setting and Unsetting Environment Variables
  
  {product-title} provides the
  xref:../cli_reference/basic_cli_operations.adoc#set[`oc set env`] command to set
  or unset environment variables for objects that have a pod
  xref:../dev_guide/templates.adoc#dev-guide-templates[template], such as
  replication controllers or deployment configurations. It can also list
  environment variables in pods or any object that has a pod template. This
  command can also be used on `BuildConfig` objects.
  
  [[list-environment-variables]]
  == List Environment Variables
  
  To list environment variables in pods or pod templates:
  
  ----
  $ oc set env <object-selection> --list [<common-options>]
  ----
  
  This example lists all environment variables for pod `p1`:
  ----
  $ oc set env pod/p1 --list
  ----
  
  [[set-environment-variables]]
  == Set Environment Variables
  