ls -l | awk '$9 ~ /core/ {print $9;}'命令解释

ubuntu:~> ls -l

total 4600

-rwxrwxrwx 1 dev dev 24510464 Nov 16 03:12 core

drwxrwxrwx 3 dev dev 4096 Jun 26 02:52 Desktop

drwxrwxrwx 2 dev dev 4096 Jun 29 17:47 Documents

drwxrwxrwx 2 dev dev 4096 May 7 2013 Downloads

-rwxrwxrwx 1 dev dev 8445 May 7 2013 examples.desktop

drwxrwxrwx 2 dev dev 4096 May 7 2013 Music

drwxrwxrwx 3 dev dev 4096 Aug 24 17:08 Pictures

drwxrwxrwx 2 dev dev 4096 May 7 2013 Public

drwxrwxrwx 3 dev dev 4096 Dec 19 2013 pwSDK

drwxr-xr-x 2 dev dev 4096 May 7 2013 Templates

drwxr-xr-x 2 dev dev 4096 May 7 2013 Videos

drwxrwxr-x 6 dev dev 4096 Nov 16 21:34 workspace

ubuntu:~> ls -l | awk '$9 ~ /core/ {print $9;}'

core

ls -l | awk '$9 ~ /core/ {print $9;}'命令解释

后面awk命令的意思是$9要匹配core才会打印$9.