标签:style ar sp on line c size ef bs
1) 如何split当前的字符串,用$0,例如:5)substr用法
string=/home/bozo/daily-journal.txt
echo | awk ‘{print substr("‘${string}‘",2,4)}‘标签:style ar sp on line c size ef bs
原文地址:http://blog.csdn.net/redsuntim/article/details/39005361