linux - 我需要 grep 特定行数的数据，例如第 1 行、第 6 行

Question

我需要从第 1 行、第 6 行、第 11 行等开始 grep 一个单词。

1- IntraPOP,I'NAL,Active,KOL BE-DS-01 to China NETACT,KOL1bds001,VCFlexA-X5,144.15.21.6 ,341,China NetAct,NA,143.14.45.144,340,
2- IntraPOP,I'NAL,Active,KOL BE-DS-01 to China NETACT,KOL1bds001,VCFlexA-X5,144.15.21.6 ,341,China NetAct,NA,143.14.45.144,340,
3- IntraPOP,I'NAL,Active,KOL BE-DS-01 to China NETACT,KOL1bds001,VCFlexA-X5,144.15.21.6 ,341,China NetAct,NA,143.14.45.144,340,
4- IntraPOP,I'NAL,Active,KOL BE-DS-01 to China NETACT,KOL1bds001,VCFlexA-X5,144.15.21.6 ,341,China NetAct,NA,143.14.45.144,340,
5- IntraPOP,I'NAL,Active,KOL BE-DS-01 to China NETACT,KOL1bds001,VCFlexA-X5,144.15.21.6 ,341,China NetAct,NA,143.14.45.144,340,
6- IntraPOP,I'NAL,Active,KOL BE-DS-02 to China NETACT,KOL1bds002,VCFlexA-X5,144.15.21.7 ,341,China NetAct,NA,143.14.45.144,340,
7- IntraPOP,I'NAL,Active,KOL BE-DS-02 to China NETACT,KOL1bds002,VCFlexA-X5,144.15.21.7 ,341,China NetAct,NA,143.14.45.144,340,
8- IntraPOP,I'NAL,Active,KOL BE-DS-02 to China NETACT,KOL1bds002,VCFlexA-X5,144.15.21.7 ,341,China NetAct,NA,143.14.45.144,340,
9- IntraPOP,I'NAL,Active,KOL BE-DS-02 to China NETACT,KOL1bds002,VCFlexA-X5,144.15.21.7 ,341,China NetAct,NA,143.14.45.144,340,
10- IntraPOP,I'NAL,Active,KOL BE-DS-02 to China NETACT,KOL1bds002,VCFlexA-X5,144.15.21.7 ,341,China NetAct,NA,143.14.45.144,340,
11- IntraPOP,I'NAL,Active,KOL BE-DS-03 to China NETACT,KOL1bds003,VCFlexA-X5,144.15.21.8 ,341,China NetAct,NA,143.14.45.144,340,
12- IntraPOP,I'NAL,Active,KOL BE-DS-03 to China NETACT,KOL1bds003,VCFlexA-X5,144.15.21.8 ,341,China NetAct,NA,143.14.45.144,340,
13- IntraPOP,I'NAL,Active,KOL BE-DS-03 to China NETACT,KOL1bds003,VCFlexA-X5,144.15.21.8 ,341,China NetAct,NA,143.14.45.144,340,

Answer 1

awk 可以轻松地用于抓取从第一行开始的每第五行:

cat 文件 | awk '!((NR-1)%5)' | grep ...

这将获取行号，减去 1，并验证它是否能被 5 整除。