how can i compare the latest log file with the current time..
consider i am running a script "a.sh" at 09:00
( function of the script a.sh is to update the database )
this script is going to create logfile if the script is sucess
in case of failure it is not going to create logfile..
... (0 Replies)
Hi, I wondered if we could do this with shell script?
How to compare the mtime of a file with the current time and check whether its less than 24 hours.
Thanks.:b: (2 Replies)
I want to read a log file from a particular location.In the logfile , lines contains timestamp.I need to compare the timestamp in the logfile with the current date.If the timpestamp in the log file is less than 4 hours then i need to read the file from that location.Below is the file format.Please... (1 Reply)
I want to read a log file from a particular location.In the log file each line starts with timestamp.I need to compare the timestamp in the logfile with the current date.If the timpestamp in the log file is less than 4 hours then i need to read the file from that location.Below is the file... (1 Reply)
Hello,
I've created the script below to compare the content of two files with a delay of an hour. After an hour, the lines that exist in both files, will be printed and executed.
The script now uses a counter to countdown 50 minutes. But what I would prefer is to check the file timestamp of... (3 Replies)
Hi all,
I have a simple script follow:
-------------
#!/bin/bash
echo -n " Enter the date of today: "
read dateoftoday
-------------
Now I want to compare the variant $dateoftoday with date of the system (now) in order to prevent user inputs the past date to $dateoftoday. I want to make... (3 Replies)
Hi All,
I am new to unix programming. I am trying for a requirement and the requirement goes like this.....
I have a test folder. Which tracks log files. After certain time, the log file is getting overwritten by another file (randomly as the time interval is not periodic). I need to preserve... (2 Replies)
Hi Friends,
I have the following logfile. Currently time in india is 07/31/2014 12:33:34 and i have the following content in logfile. I want to display only those entries which contain string 'Exception' within last 3 hours. In this case, it would be the last line only
I can get the... (12 Replies)
I have a file like this
-rwxr-xr-x 1 rewq other 168 Jan 13 07:05 check_files.sh
I want to compare (check_files.sh time) with the current time to see if its is older than 2 hours or not
if it is not older than 2 hrs then do something.can someone help me on this?.I dont... (7 Replies)
So basically I have a log file and each line in this log file starts with a timestamp:
MON DD HH:MM:SS
SEP 15 07:30:01
I need to grep all the lines between last hour timestamp and current timestamp. Then these lines will be moved to a tmp file from which I will grep for particular strings. ... (1 Reply)
Discussion started by: nms
1 Replies
LEARN ABOUT PHP
datetime.sub
DATETIME.SUB(3) 1 DATETIME.SUB(3)DateTime::sub - Subtracts an amount of days, months, years, hours, minutes and seconds from a DateTime object
Object oriented style
SYNOPSIS
public DateTime DateTime::sub (DateInterval $interval)
DESCRIPTION
Procedural style
DateTime date_sub (DateTime $object, DateInterval $interval)
Subtracts the specified DateInterval object from 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.sub(3) example
Object oriented style
<?php
$date = new DateTime('2000-01-20');
$date->sub(new DateInterval('P10D'));
echo $date->format('Y-m-d') . "
";
?>
Procedural style
<?php
$date = date_create('2000-01-20');
date_sub($date, date_interval_create_from_date_string('10 days'));
echo date_format($date, 'Y-m-d');
?>
The above examples will output:
2000-01-10
Example #2
Further DateTime.sub(3) examples
<?php
$date = new DateTime('2000-01-20');
$date->sub(new DateInterval('PT10H30S'));
echo $date->format('Y-m-d H:i:s') . "
";
$date = new DateTime('2000-01-20');
$date->sub(new DateInterval('P7Y5M4DT4H3M2S'));
echo $date->format('Y-m-d H:i:s') . "
";
?>
The above example will output:
2000-01-19 13:59:30
1992-08-15 19:56:58
Example #3
Beware when subtracting months
<?php
$date = new DateTime('2001-04-30');
$interval = new DateInterval('P1M');
$date->sub($interval);
echo $date->format('Y-m-d') . "
";
$date->sub($interval);
echo $date->format('Y-m-d') . "
";
?>
The above example will output:
2001-03-30
2001-03-02
NOTES DateTime.modify(3) is an alternative when using PHP 5.2.
SEE ALSO DateTime.add(3), DateTime.diff(3), DateTime.modify(3).
PHP Documentation Group DATETIME.SUB(3)