转 -- 【Shell】【经验】awk sed grep find sort常用配搭用法

平时也经常会用到awk, grep一类的，今天看到有个小总结，就记录一下。

原址如下：

http://space.itpub.net/519536/viewspace-557309

作为一位DBA，不熟练的掌握Shell是万万不可的，简单列一些常用的Shell命令的用法。

awk '/[Gg]reen/' file

awk '$1 ~/^…a/' file

awk '$0 ~/(Green|green)/' file #等价于egrep "Green|green" file

awk '{print $1}' file | tee file2

awk '{if ($4 ~/Brown/) print $0}' file

awk '{if ($4 !~/Brown/) print $0}' file

awk '{if($1=="条件1" && $4=="条件2") print $0}' file

awk '{if($1=="条件1" || $4=="条件2") print $0}' file

awk '{print length}' file

awk 'BEGIN {print "this is a title"} {print $1} END{print "the end"}' read.txt

awk 'END {print NR}' file #等价于wc –l file

awk 'END {print NF}' file

awk 'END {print FILENAME}' file

sed –n '/e\{2\}/'p file1

sed –n '/e\{2，\}/'p file1

sed –n '/e\{2，3\}/'p file1

sed 's/Tony/Terry/'g file1

grep –w "精确匹配条件" file

grep –i "匹配字符串" file

grep –v "匹配字符串" file

grep –E "条件1|条件2" file

grep [^字符串] file

find . –name "*.sh" | xargs grep expr

find ~ –mtime 2

find / –size 0c

find ~/app –type d #列出根目录下的app目录中所包含的所有文件夹

sort +4n file1

sort –u file

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