hi ,
i ve coded a C program
in that im using malloc dynamically ,
it is being called many times in the program
The program is to simulate jobs in manufacturing system.
the execution time is increasing drastically as the number of jobs are increased.
could any body tel what may be the problem... (2 Replies)
Hi all,
do ny o u'll know how to set a particular execution time for a program???
for eg.:
--> during the execution of a file, i call a certain other function.
--> while calling this function, my comp hangs.
now is there ny way in which i can go to the nxt line of code by aborting the call... (7 Replies)
Hi All,
One of my script runs (approximately) for 20 to 40 hours
Is there any way in unix to find the estimated time required for a shell script(Cron job).ie to find the time required for execution even before the script is executed.
Any discussion(pointers) regarding the same is most welcome. (4 Replies)
Hi All,
The below script I run daily and it consumes 2 hours approx.
In this I am calling another script and executing the same twice.
Is the loop below the cause for the slow process?Is it possible to finetune the program so that it runs in a much faster way?
The first script:
#!/bin/ksh... (4 Replies)
Hi all,
I want to display a progressbar depending upon the completion status of a command. I am coding from scratch as I dont want to use in place code. so Is there anyway of getting the progress of a command in percentage or in any other units while its running , is it possible using the top... (5 Replies)
I need to see how much time my script uses to execute different part of processing.
Is there anything to get it?
I see the shell biultin variable $SECONDS, but I need much more precise statistic, in mili or micro seconds.
Is there anything available for that?
I use bash shell.
... (4 Replies)
Hi,
I have a simple question. How can I get the execution time of a script and maybe put it in a variable?
Another question. How can I get only time and not date and put it in a variable? I tried something with "date" command but with no success...
If someone could help me... (8 Replies)
Hello,
I am on solaris 9 (KSH). I need to get the execution time of my script. I can't use the time command as I have to send by mail the result in a human readable way.
So I am looking for a code to add to my script.
The output result would be :
Execution time :... (1 Reply)
Hello Guys,
I would like to know is there a way to take the script execution time
For e.g i am having a script.sh i need to write inside he script.sh like
Start time : 10-Mar-2016 02:30:35
all code over here
...
End time : 10-Mar-2016 03:30:32
Script start time - 02:30:35 ... (7 Replies)
Discussion started by: Master_Mind
7 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)