常用Linux命令：sed

常用Linux命令：sed

1.

取出文本中指定行[m, n]之间的内容：

sed -n 'm, np' filename

Sample 1：

已知：

[jiang@eb50 ~]$ cat info.txt 
this is line1
this is line2
this is line3
this is line4
this is line5
this is line6
this is line7
this is line8

想要取出[5, 7]之间的内容，可以>>>

[jiang@eb50 ~]$ sed -n '5, 7p' info.txt 
this is line5
this is line6
this is line7

Over。

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后续慢慢添加对sed的使用。