我想从另一个linux命令的输出中传递docker容器id。示例(伪代码): save output of docker ps cmd to a filegrep only container id : awk 'FNR== 2{print $1}' 现在,我想将awk命令的输出传递给docker exec 比如docker exec -it awk 'FNR == 2{print $1}' /bin/bash (
文件内容:WPC PROD LINUX O,1809,3145728000,10,3G,4G,66314WPC PROD LINUX O,1812,4194304000,10,3G,4G,66314WPC PRODLINUX,1809,3145728000,10,1D,2D,66314
WPC PROD LI
_000002">2</fnr>[fifty per cent._000002">2</fnr>[sixty per cent.fntoken="FN_000007" fnrtoken="FNR_000007">7</fnr>[*>11</fnr>&