201407-21 shell字符串操作awk|cut|sed 1.grep 提取行命令 [crayon-68cbc23426172018784527/] 这些行都包含ad ,grep是提取行的 1.cut 提取列命令 [crayon-68cbc23426178570642072/] [crayon-68cbc2342617b832694923/] [crayon-68cbc2342617e0209311.... Read More >