More clarification according to the discussion

content/en/docs/reference/kubectl/cheatsheet.md

@@ -74,9 +74,9 @@ kubectl config set-context gce --user=cluster-admin --namespace=foo \
 
 kubectl config unset users.foo                       # delete user foo
 
-# short alias to set/show context/namespace
-alias kn='f() { [ "$1" ] && kubectl config set-context --current --namespace $1 || kubectl config view --minify | grep namespace | cut -d" " -f6 ; } ; f'
+# short alias to set/show context/namespace (only works for bash and bash-compatible shells, current context to be set before using kn to set namespace) 
 alias kx='f() { [ "$1" ] && kubectl config use-context $1 || kubectl config current-context ; } ; f'
+alias kn='f() { [ "$1" ] && kubectl config set-context --current --namespace $1 || kubectl config view --minify | grep namespace | cut -d" " -f6 ; } ; f'
 ```
 
 ## Kubectl apply