fish: add example for environment variables (#3338)

2019-10-07 11:55:45 -05:00
parent 83b623d988
commit af27d2f96a
1 changed files with 4 additions and 0 deletions
--- a/pages/common/fish.md
+++ b/pages/common/fish.md
@@ -23,3 +23,7 @@
 - Display version information and exit:

 `fish --version`
+
+- Set and export environmental variables that persist across restarts:
+
+`set -Ux {{variable_name}} {{variable_value}}`