1.[[email protected] ]# vi list
#如果testfile不存在,则vi会自动创建一个名为testfile的文件,并在Vi打开该文件等待用户输入内容。
2.[[email protected] ]# ls -l >listfile #利用重定向,将ls -l
的执行结果输出到新文件listfile中,也可使用cat,more,less或其它命令结合重向运算符>来生成新文件
3.[[email protected] ]# cp file file2
#复制并创建新文件,相当于把file文件复制后,重新命名为file2
4.[[email protected] usr]# ls -l
total 2
drwxr-xr-x 2 root root
36864 Apr 27 20:42 bin
5.drwxr-xr-x 2 root root 4096 Oct 10 2006
etc
[[email protected] usr]# ls -il #与上一命令相比,显示出文件的inode值。
total
2
95914 drwxr-xr-x 2 root root 36864 Apr 27 20:42 bin
95915
drwxr-xr-x 2 root root 4096 Oct 10 2006 etc
6.touch 命令
[[email protected] /]# date
Fri May 2 07:36:34 PDT 2014
[[email protected] /]# stat test
File: `test‘
Size: 16 Blocks: 16 IO Block: 4096 regular file
Device: 802h/2050d Inode: 48 Links: 1
Access: (0644/-rw-r--r--) Uid: ( 0/ root) Gid: ( 0/ root)
Access: 2014-04-16 22:58:32.000000000 -0700
Modify: 2014-04-07 05:34:27.000000000 -0700
Change: 2014-04-07 05:34:27.000000000 -0700
[[email protected] /]# touch -a -t 19890106101010 test #设置秒时,前面要加. 否则会提示无效时间格式
touch: invalid date format `19890106101010‘
[[email protected] /]# touch -a -t 198901061010.10 test #-a 表示修改修改访问时间,-m表示修改属性modify时间 -t 指定时间
[[email protected] /]# stat test
File: `test‘
Size: 16 Blocks: 16 IO Block: 4096 regular file
Device: 802h/2050d Inode: 48 Links: 1
Access: (0644/-rw-r--r--) Uid: ( 0/ root) Gid: ( 0/ root)
Access: 1989-01-06 10:10:10.000000000 -0800
Modify: 2014-04-07 05:34:27.000000000 -0700
Change: 2014-05-02 07:38:04.000000000 -0700
[[email protected] /]# stat var
File: `var‘
Size: 4096 Blocks: 16 IO Block: 4096 directory
Device: 802h/2050d Inode: 191809 Links: 20
Access: (0755/drwxr-xr-x) Uid: ( 0/ root) Gid: ( 0/ root)
Access: 2014-04-28 02:35:05.000000000 -0700
Modify: 2014-04-03 16:14:09.000000000 -0700
Change: 2014-04-03 16:14:09.000000000 -0700
[[email protected] /]# touch -r var test #-r 指定参考文件,将test文件的时间设置为跟var的时间属性一致
[[email protected] /]# stat test
File: `test‘
Size: 16 Blocks: 16 IO Block: 4096 regular file
Device: 802h/2050d Inode: 48 Links: 1
Access: (0644/-rw-r--r--) Uid: ( 0/ root) Gid: ( 0/ root)
Access: 2014-04-28 02:35:05.000000000 -0700
Modify: 2014-04-03 16:14:09.000000000 -0700
Change: 2014-05-02 07:42:22.000000000 -0700
[[email protected] /]# touch var #如果不指定任何参数,var文件存在,则touch命令会将文件var的时间属性设置为当前系统时间,并且,如果var文件不存在,则会创建一个新的文件var,并且时间为当前系统时间;
[[email protected] /]# stat var
File: `var‘
Size: 4096 Blocks: 16 IO Block: 4096 directory
Device: 802h/2050d Inode: 191809 Links: 20
Access: (0755/drwxr-xr-x) Uid: ( 0/ root) Gid: ( 0/ root)
Access: 2014-05-02 07:43:09.000000000 -0700
Modify: 2014-05-02 07:43:09.000000000 -0700
Change: 2014-05-02 07:43:09.000000000 -0700
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