production
, preview
and development
. You can then toggle the flag and set
rules for each environment individually.
Changing rules in one environment does not affect the other environments. This
allows you to test your feature for example in the preview
environment before
enabling it in production
.
The context menu in the top right corner allows you to copy rules from one
environment to another. This will overwrite the rules in the target environment,
please be careful.
VERCEL_ENV
environment variable. If it is neither
specified nor VERCEL_ENV
is set, it will default to development
.