Dear expert,
what is this command touch -c filename using for?
I find if execute and filename is existed, it update the date to now.
If the filename is not exeisted, it don't create the file..
so what is this command using for?
Thank a lot! (1 Reply)
Hi all,
Can any one tell me how to empty the contents of a file in unix without using the following sequence : rm <file> ; touch <file>
is there any command in unix??
is it possible through shell scripting? If so, how?
-krishna (7 Replies)
I know how to touch like this
touch -t 199908031046 /tmp/file1
But I want to create a cron job for touch a file which 30 min ago in Solaris which haven't -mmin
Can I use like this ? touch -t `date +%s` - 30 /tmp/file1
Because I want to file the file which older than 30min.
Thanks, (6 Replies)
I have a folder with many subdirectories and i need to set the modified date to today for everything in it. Please help, thanks!
I tried something i found online, find . -print0 | xargs -r0 touch
but I got the error: xargs: illegal option -- r (5 Replies)
All, I am looking to make a script and wanted to see if anyone could help out.
The script will go through the directory, put a timestamp, transfer it and then create a touch $file.done script
HEre is my initial idea, but I don't think it will work properly. Anyone able to help me refine it... (11 Replies)
Hi all,
Need advice from expect, below is my scripts to find the file not use and touch in storage and other directory.
This scripts divide by:
1. 30 days
2. 90 days
3. 180 days
4. 1 years
5. 3 years
6. 5 years
Then count total size in GB from 6 each category.
Sample my... (5 Replies)
Hi,
I've a situation where i need to check for the file existence and create a zero byte file based on the parameter,in some cases i need to touch and in some case i dont need to touch with zero byte file please help me on parameterizing this touch command??
Regards.
San (2 Replies)
Afternoon,
the stat command is used against a file to ascertain date created and last modification time. However a different individual if they so chose could use the touch command to alter the date created or modification time.
Is there anyway to protect against this ?
thanks
Steve (2 Replies)
Hi,
I need to create a trigger file named "start" at 4 pm daily . Once this file is created , another process would be initiated. How do i do it using touch command in unix ?
My script that should have touch command shall be present in a dir /app/user/script while the trigger file should be... (2 Replies)
I have noticed that the following command works
touch subtext_geopdf_to_.x
However this one does not
touch subtext_/geopdf/_to_/.x
How can I create such a file without making it think I supplied a path? (2 Replies)
Discussion started by: kristinu
2 Replies
LEARN ABOUT PHP
datetime.add
DATETIME.ADD(3) 1 DATETIME.ADD(3)DateTime::add - Adds an amount of days, months, years, hours, minutes and seconds to a DateTime object
Object oriented style
SYNOPSIS
public DateTime DateTime::add (DateInterval $interval)
DESCRIPTION
Procedural style
DateTime date_add (DateTime $object, DateInterval $interval)
Adds the specified DateInterval object to the specified DateTime object.
PARAMETERS
o $object
-Procedural style only: A DateTime object returned by date_create(3). The function modifies this object.
o $interval
- A DateInterval object
RETURN VALUES
Returns the DateTime object for method chaining or FALSE on failure.
EXAMPLES
Example #1
DateTime.add(3) example
Object oriented style
<?php
$date = new DateTime('2000-01-01');
$date->add(new DateInterval('P10D'));
echo $date->format('Y-m-d') . "
";
?>
Procedural style
<?php
$date = date_create('2000-01-01');
date_add($date, date_interval_create_from_date_string('10 days'));
echo date_format($date, 'Y-m-d');
?>
The above examples will output:
2000-01-11
Example #2
Further DateTime.add(3) examples
<?php
$date = new DateTime('2000-01-01');
$date->add(new DateInterval('PT10H30S'));
echo $date->format('Y-m-d H:i:s') . "
";
$date = new DateTime('2000-01-01');
$date->add(new DateInterval('P7Y5M4DT4H3M2S'));
echo $date->format('Y-m-d H:i:s') . "
";
?>
The above example will output:
2000-01-01 10:00:30
2007-06-05 04:03:02
Example #3
Beware when adding months
<?php
$date = new DateTime('2000-12-31');
$interval = new DateInterval('P1M');
$date->add($interval);
echo $date->format('Y-m-d') . "
";
$date->add($interval);
echo $date->format('Y-m-d') . "
";
?>
The above example will output:
2001-01-31
2001-03-03
NOTES DateTime.modify(3) is an alternative when using PHP 5.2.
SEE ALSO DateTime.sub(3), DateTime.diff(3), DateTime.modify(3).
PHP Documentation Group DATETIME.ADD(3)