From 17089f15b95e8eb0e30933623964ba1b01d46ff8 Mon Sep 17 00:00:00 2001
From: "johny.zheng" <zs.johny@163.com>
Date: Fri, 28 Apr 2017 13:19:29 +0800
Subject: [PATCH] Update README.md
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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Remove all untagged images
```
docker rmi $(docker images | grep “^” | awk “{print $3}”)
```

Remove container by a regular expression
```
docker ps -a | grep wildfly | awk '{print $1}' | xargs docker rm -f
```
Remove all exited containers
```
docker rm -f $(docker ps -a | grep Exit | awk '{ print $1 }')
```
---
 README.md | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/README.md b/README.md
index a9c91d5..6ff05cc 100644
--- a/README.md
+++ b/README.md
@@ -744,6 +744,19 @@ For all containers listed by image:
 docker ps -a -f ancestor=ubuntu
 ```
 
+Remove all untagged images
+```
+docker rmi $(docker images | grep “^” | awk “{print $3}”)
+```
+
+Remove container by a regular expression
+```
+docker ps -a | grep wildfly | awk '{print $1}' | xargs docker rm -f
+```
+Remove all exited containers
+```
+docker rm -f $(docker ps -a | grep Exit | awk '{ print $1 }')
+```
 
 ## Contributing