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Quick links About
settime and touch
Syntax
Examples
Related commands
Linux / Unix main page
About settime and touch
Change file access and modification time.
Syntax
touch [-a] [-c] [-m] [-r ref_file | -t time ] file
settime [ -f ref_file ] file
| -a |
Change the access time of file. Do not change the modification time unless -m is also specified. |
| -c |
Do not create a specified file if it does not exist. Do not write any diagnostic messages
concerning this condition. |
| -m |
Change the modification time of file. Do not change the access time unless -a is also
specified. |
| -r ref_file |
Use the corresponding times of the file named by ref_file instead of the current time. |
| -t time |
Use the specified time instead of the current
time. time will be a decimal number of the form:
[[CC]YY]MMDDhhmm [.SS]
MM - The month of the year [01-12].
DD - The day of the month [01-31].
hh - The hour of the day [00-23].
mm - The minute of the hour [00-59].
CC - The first two digits of the year.
YY - The second two digits of the year.
SS - The second of the minute [00-61].
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| -f ref_file |
Use the corresponding times of the file named by
ref_file instead of the current time. |
| file |
A path name of a file whose times are to be
modified. |
Examples
settime myfile.txt
Sets the file myfile.txt
as the current time / date.
touch newfile.txt
Creates a file known as
"newfile.txt", if the file does not already exist. If
the file already exists the accessed / modification time is
updated for the file newfile.txt
Related commands
date
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