README: stop using ETCDCTL_API=3

Note: v3 has been the default since 25bc65794.
2019-01-14 12:36:01 +00:00 · 2019-01-14 12:36:01 +00:00 · 39ef3901ef
parent b398947cf9
commit 39ef3901ef
1 changed files with 2 additions and 2 deletions
--- a/README.md
+++ b/README.md
@ -105,8 +105,8 @@ This will bring up etcd listening on port 2379 for client communication and on p
 Next, let's set a single key, and then retrieve it:

 ```
-ETCDCTL_API=3 etcdctl put mykey "this is awesome"
-ETCDCTL_API=3 etcdctl get mykey
+etcdctl put mykey "this is awesome"
+etcdctl get mykey
 ```

 etcd is now running and serving client requests. For more, please check out: