From eaab1382be2dd42578a02a66801b36b08e51db9f Mon Sep 17 00:00:00 2001
From: freemankevin <71524776+freemankevin@users.noreply.github.com>
Date: Thu, 23 Dec 2021 10:56:33 +0800
Subject: [PATCH] Supplement the'$' identifier

---
 storage/volumes.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/storage/volumes.md b/storage/volumes.md
index f1eb56c416..2389740d7f 100644
--- a/storage/volumes.md
+++ b/storage/volumes.md
@@ -494,7 +494,7 @@ $ docker service create -d \
 
 #### NFSv4
 ```console
-docker service create -d \
+$ docker service create -d \
     --name nfs-service \
     --mount 'type=volume,source=nfsvolume,target=/app,volume-driver=local,volume-opt=type=nfs,volume-opt=device=:/var/docker-nfs,"volume-opt=o=addr=10.0.0.10,rw,nfsvers=4,async"' \
     nginx:latest