我有一项职能,即搜寻一栏,我如何允许一栏,以便我能够提供多栏,以便用多处搜索镜进行搜索?
awk -v s=$1 -v c=$2 $c ~ s { print $0 } $3
成就
2. 您可以采用一种或几种方式:
awk -v s=$1 -v c=$2 $c ~ s || $3 == "foo" $3
将在文件3中印刷所有线,其中2栏与显示的1美元或3美元对应。 请注意,“0美元”行动是多余的,如果不采取行动,就属于违约。
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