grep 同时满足多个关键字、满足任意关键字和排除关键字

1. 同时满足多个关键字

grep "word1" file_name | grep "word2" | grep "word3"

2. 满足任意关键字

grep -e "word1" -e "word2" -e "word3" file_name

3. 排除关键字

grep -v "word" file_name

 

Note:

cut （剪切摘取所需部分）

wc -l (计数)

sort （排序）

uniq (去重)