201407-21 shell字符串操作awk|cut|sed 1.grep 提取行命令 [crayon-684eca6153c20524043360/] 这些行都包含ad ,grep是提取行的 1.cut 提取列命令 [crayon-684eca6153c29190669681/] [crayon-684eca6153c2d167088170/] [crayon-684eca6153c301063508.... Read More >