awk、sed、find、grep

[anancds]

find . -name "*.txt" -type f -mtime -30 -size -19k -perm 644

[anancds]

find . -name "*.txt" -type d

[anancds]

find . -name "*.txt" -type f -mtime -1

[anancds]

find . -name "*.txt" -type f -mtime -1 | xargs rm -rf {} \;

[anancds]

find . -name "*.txt" -type f -mtime -1 -exec cp {} /tmp/ \;

[anancds]

find . -name "*.txt" -type f -mtime -30 -size -19k

[anancds]

find . -name "*.txt" -type f -mtime -30 -size -19k -perm 644 -exec chmod -R 755 {} \;

[anancds]

grep -n --color "root" /etc/passwd

[anancds]

grep -v "#" nginx.conf | grep -v "^$"

[anancds]

awk '{print $1}' test.txt

[anancds]

awk '{print $NF}' test.txt

[anancds]

awk -F: '{print $1,$NF}' test.txt

[anancds]

双引号在awk里面表示添加的意思

awk -F: '{print $1"test"$NF}' test.txt

[anancds]

ifconfig | grep "127" | awk '{print $2}' | awk -F. '{print $1"-"$2"-"$3"-"$4}'