第1个命令是把文档分成两半，第2个命令取文档后半部分的前3行，应该没错的，pattern不能用ktlccond.cpp，要用也要用ktlccond\.cpp <- 中国开发网

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wind_mark · 2006-03-09 02:23:50 · 阅读: 742

第1个命令是把文档分成两半，第2个命令取文档后半部分的前3行，应该没错的，pattern不能用ktlccond.cpp，要用也要用ktlccond\.cpp

.是特殊字符

第2个命令用head -n也可以

相关信息:

unix shell Q: How to filter a special line and a number of lines below it. (829字) (老玉米 [766] 2006-03-07 17:51)
- Can sed do such kind of thing? (空) (老玉米 [433] 2006-03-07 17:53)
- if u just want the lines have the keyword,grep is ok,if u want to find the line and get a …… (空) (wind_mark [464] 2006-03-07 20:35)
  - i don't know the limitation of the title (空) (wind_mark [468] 2006-03-07 20:39)
- if u just want the lines have the keyword,grep is ok,if u want to find the line and get a …… (148字) (wind_mark [567] 2006-03-07 20:36)
  - ????grep is not right tool to resolve my question.. (54字) (老玉米 [488] 2006-03-08 09:10)
  - 虽然说了和没说一样，但是还是谢谢阿 (空) (老玉米 [444] 2006-03-08 09:17)
    - 那就再说清楚一些 (148字) (wind_mark [554] 2006-03-08 10:18)
- I cannot undetstand what you mean (20字) (holly [447] 2006-03-08 09:58)
  - Ok..就是要根据过滤条件，过滤出文本中的一些行和紧跟这些后面的n行。。 (66字) (老玉米 [516] 2006-03-08 10:03)
    - 简单的shell不行，awk可以，perl也是可以的 (空) (leejd [444] 2006-03-08 10:20)
      - 我觉得sed也有可能可以。。。perl不考虑。。 (15字) (老玉米 [490] 2006-03-08 10:36)
    - grep is enough (60字) (holly [482] 2006-03-08 10:36)
      - in aix...I don't wanna install gnu grep in aix..Another option? (空) (老玉米 [425] 2006-03-08 10:49)
        lazy corn (113字) (holly [482] 2006-03-08 10:59)
        If the logic is more complicated ,maybe I need a more powerful tool.. (134字) (老玉米 [511] 2006-03-08 11:07)
        I don't think you need the gnu tools (331字) (wind_mark [590] 2006-03-09 09:03)
        great,,thanks.. (空) (老玉米 [401] 2006-03-09 09:11)
      - aix的grep没有这些选项的 (空) (wind_mark [518] 2006-03-08 12:06)
        是老玉米的马甲还是co-worker? (空) (holly [430] 2006-03-08 20:43)
        本人从不使用马甲 (空) (老玉米 [364] 2006-03-08 22:56)
        我从来不用马甲，在老cndev时就在了的，不过我是职业潜水员 (空) (wind_mark [521] 2006-03-09 08:51)
    - grep pattern\n^.*\n^.*\n^.*\n^.*\n^.*\n^.*\n (空) (品雪 [439] 2006-03-08 10:40)
- hoho, try this way... (101字) (wind_mark [475] 2006-03-08 17:59)
  - 结果不对。。 (空) (老玉米 [394] 2006-03-09 10:00)
    - 把命令和文档贴上来 (空) (wind_mark [439] 2006-03-09 10:04)
      - 算了，多谢了。正在学习sed (48字) (老玉米 [521] 2006-03-09 10:10)
  - 第1个命令是把文档分成两半，第2个命令取文档后半部分的前3行，应该没错的，pattern不能用ktlccond.cpp，要用也要用ktlccond\.cpp (26字) (wind_mark [741] 2006-03-09 10:23)
    - u just get the first occurrence.. (空) (老玉米 [442] 2006-03-09 10:30)
      - "$"means the end of file, so '/ktlccond/,$p' means print from the first "ktlccond" to the …… (160字) (wind_mark [512] 2006-03-09 10:40)
      - RPWT (空) (wind_mark [455] 2006-03-09 10:50)

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