awk多分隔符功能及wc命令案列及企业级应用
打印最后一行行号:
cat -n /etc/services|tail -1
awk '{print NR $0}' oldboy.txt|tail -1
awk '{print NR $0}' /etc/services|tail -1
grep -n "." /etc/servers|tail -1
netstat -lntup|grep ssh|wc -1
打印最后一行行号:
cat -n /etc/services|tail -1
awk '{print NR $0}' oldboy.txt|tail -1
awk '{print NR $0}' /etc/services|tail -1
grep -n "." /etc/servers|tail -1
netstat -lntup|grep ssh|wc -1