At 11:35 AM -0600 11/6/08, WEISD wrote:
http://www.weisd.com/store2/WINHD-9022.php
Not me -- I get a normal distribution.
Cheers,
tedd
Thanks Tedd, That is because it is using time now and not rand...
Just as point of notice.
When I ask a question and provide a url, I keep the url t
1. change the number to a string: $t = (string) time();
2. chop off the last char of the string: $char = substr($t, -1);
3. you're done...: include "footer$char.html";
Time wins certainly produces better results, at least for what I am
doing, than rand...
Thanks all for your input...
Stephen wrote:
> On Thu, 11/6/08, WEISD <[EMAIL PROTECTED]> wrote:
>
>
>>> That is strange. I get pretty balanced results on this
>>>
>> computer.
>>
>>> >>
>>> $histogram = array_fill(1, 10, 0);
>>>
>>> $iterations = 20;
>>>
>>> for ($i = 0; $i < $iterations; ++$i) {
>>>++$h
http://www.weisd.com/store2/WINHD-9022.php
Not me -- I get a normal distribution.
Cheers,
tedd
Thanks Tedd, That is because it is using time now and not rand...
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At 10:30 AM -0600 11/6/08, WEISD wrote:
You can see it in action here at the bottom of the page there is a
footer. Each footer is the same right now except I have numbered
them for testing.
As I refresh the page, I get footer10 almost always with an
occasional 2 or 4 here and there...
http
WEISD wrote:
>
>>
>> Computer functions to generate random numbers are not designed to do
>> what their name suggests.
>>
>> Software testing requires repeatability, and this includes random
>> number generation.
>>
>> Without knowing how PHP seeds the generator it is difficult to predict
>> what
WEISD wrote:
Computer functions to generate random numbers are not designed to do
what their name suggests.
Software testing requires repeatability, and this includes random
number generation.
Without knowing how PHP seeds the generator it is difficult to predict
what it will do.
I st
That is strange. I get pretty balanced results on this computer.
Andrew
Simple code,
You can see it in action here at the bottom of the page there is a footer.
Each footer is the same right now except I have numbered them for testing.
As I refresh the page, I get footer10 almost alwa
Computer functions to generate random numbers are not designed to do what
their name suggests.
Software testing requires repeatability, and this includes random number
generation.
Without knowing how PHP seeds the generator it is difficult to predict
what it will do.
I still think taki
WEISD wrote:
>
>> That is strange. I get pretty balanced results on this computer.
>>
>> >
>> $histogram = array_fill(1, 10, 0);
>>
>> $iterations = 20;
>>
>> for ($i = 0; $i < $iterations; ++$i) {
>>++$histogram[round(rand(1, 10))];
>> }
>>
>> print_r($histogram);
>>
>> ?>
>>
>> Andrew
>
>
On Thu, 11/6/08, WEISD <[EMAIL PROTECTED]> wrote:
> > That is strange. I get pretty balanced results on this
> computer.
> >
> > >
> > $histogram = array_fill(1, 10, 0);
> >
> > $iterations = 20;
> >
> > for ($i = 0; $i < $iterations; ++$i) {
> >++$histogram[round(rand(1, 10))];
> > }
> >
[snip]
You can see it in action here at the bottom of the page there is a
footer.
Each footer is the same right now except I have numbered them for
testing.
As I refresh the page, I get footer10 almost always with an occasional
2 or
4 here and there...
[/snip]
So there fore it is random, or
""Gary M. Josack"" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
Stephen wrote:
On a php web page I want to generate a random number between say 1 and
10 and then use that number to reference a particular file in
an include tag.
Is there an easy way to do this?
Get the tim
On Thu, Nov 6, 2008 at 10:53 AM, WEISD <[EMAIL PROTECTED]> wrote:
>
> ""Gary M. Josack"" <[EMAIL PROTECTED]> wrote in message
> news:[EMAIL PROTECTED]
>>
>> Stephen wrote:
On a php web page I want to generate a random number between say 1 and
10 and then use that number to reference
On Thu, Nov 6, 2008 at 3:52 AM, Amisha_Sharma <[EMAIL PROTECTED]> wrote:
>
> Hi
>
> you can use PHP rand() function for selecting a random number between 1 to
> 100.
Amisha,
Welcome to the list, but please don't top post. For a list of all
the guidelines for the official PHP lists, inclu
Hi
you can use PHP rand() function for selecting a random number between 1 to
100.
http://www.senpai-it.com/dedicated_servers.php Senpai IT Solutions
Dedicated Server at low cost
WEISD wrote:
>
>
> On a php web page I want to generate a random number between say 1 and 10
> and then use t
On Wed, 2008-11-05 at 12:41 -0600, WEISD wrote:
> On a php web page I want to generate a random number between say 1 and 10
> and then use that number to reference a particular file in an include tag.
>
>
>
> Is there an easy way to do this?
>
> Thanks
>
include "manual.php";
lesson = new
Umm I must notify you, just in case you don't know this, that you have to be
aware of the fact that the humanity haven't found a way to get a random
number (yet. they are working on it while I'm writing this..) (;
On Wed, Nov 5, 2008 at 9:43 PM, Gary M. Josack <[EMAIL PROTECTED]> wrote:
> WEI
WEISD wrote:
Just starting out, thanks.
So,
I should have prefaced the question with, New to PHP...
""TG"" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
Here's how you generate a random number:
http://us.php.net/manual/en/function.rand.php
There are a number of things
Stephen wrote:
On a php web page I want to generate a random number
between say 1 and 10
and then use that number to reference a particular file in
an include tag.
Is there an easy way to do this?
Get the time and use the last digit converting 0 to 10.
Stephen
rand(1, 10);
--
P
Just starting out, thanks.
So,
I should have prefaced the question with, New to PHP...
""TG"" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
Here's how you generate a random number:
http://us.php.net/manual/en/function.rand.php
There are a number of things you can do wit
Here's how you generate a random number:
http://us.php.net/manual/en/function.rand.php
There are a number of things you can do with that to select a random file and
include it. Have an associative array where the random number matches an
array key and the value is the filename you want, is one
> On a php web page I want to generate a random number
> between say 1 and 10
> and then use that number to reference a particular file in
> an include tag.
>
>
>
> Is there an easy way to do this?
Get the time and use the last digit converting 0 to 10.
Stephen
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Many thanks Thomas and Maciek. I'll try removing mt_srand to start with,
and if that doesn't work out I'll put in the uniqueness check.
Cheers,
Gordon.
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Use a database query to verify the random number has not been used before.
$number_checker = 1;
while ($number_checker != 0){
#insert your $random_number code
$query = "SELECT COUNT(*) AS total FROM some_table WHERE
random_number_field = '$random_number'";
$result = mysq
Gordon McKeown wrote:
Apologies, my mail client was supposed to line-wrap that for me
-
Hi,
I'm currently experiencing a problem with a phpBB board that appears
to be due to the way random number generation works in PHP. I have
posted on serveral phpBB boards and have received no answers, s
Apologies, my mail client was supposed to line-wrap that for me
-
Hi,
I'm currently experiencing a problem with a phpBB board that appears
to be due to the way random number generation works in PHP. I have
posted on serveral phpBB boards and have received no answers, so I
think I need to un
Hi shaun,
Store all those numbers in an array and use the function
array_rand.
On Wed, 18 Dec 2002, shaun wrote:
> Hi,
>
> Say i have a set of non sequential numbers for example: 1 3 8 12 13 16 19
> 21.
>
> How can i get php to take a random number from this set?
>
> Thanks f
http://www.php.net/manual/en/function.array-rand.php
At 11:35 18-12-02 +, shaun wrote:
Hi,
Say i have a set of non sequential numbers for example: 1 3 8 12 13 16 19
21.
How can i get php to take a random number from this set?
Thanks for your help
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$guess = = $number
is wrong.
You should write:
$guess == $number
Regards,
Hiroshi Ayukawa
http://hoover.ktplan.ne.jp/kaihatsu/php_en/index.php?type=top
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On Saturday 13 March 2010 11:54, Jennifer Downey wrote:
> Hi all,
>
> I having a hard time understanding why this won't work. I have a form which
> is suppose to pass the guess to the script. Here it is:
It's no good just telling us it doesn't work. You need to tell us what
happens when you run
Try Now:
The computer has picked a number between 1 and 10. Guess the number and
you win!
Enter your guess:
-Original Message-
From: Jennifer Downey [mailto:[EMAIL PROTECTED]]
Sent: Saturday, March 13, 2010 9:25 AM
To: [EMAIL PROTECTED]
Subject: [PHP] Random number Question
Hi a
Use this function, the "$num" argument, is the total
of numbers. Ex: if $num is 5, the funtion will return
"56743", is five numbers.
function random($num)
{
srand ((double) microtime() * 100);
$temp = rand().rand().rand();
$temp = substr($temp, 0, $num);
return $temp;
} //fim functio
If you need just plain random number generator check manual. If you want a
true pseudo-random number generator you may want to check:
http://www.ulib.org/webRoot/Books/Numerical_Recipes/bookcpdf.html
Those generators used in scientific calculations where true reproducible and
low correlated rando
i love when newbies ask for help and i'm able to help,
but when it comes to people being just plain lazy,
i agree with Miles...
** please read the docs before asking questions **
> -Original Message-
> From: Miles Thompson [mailto:[EMAIL PROTECTED]]
> Subject: Re: [PHP]
Come on - you haven't even bothered to check the manual. Search for this at
php.net
Miles
At 03:09 PM 5/18/01 -0400, Daniel Coronel wrote:
>Hi!
>I need to really generate a random number in a function but not like doing
>it.
>Somebody could help me. Thanks.
>
>Daniel Coronel.
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3B733@BOOTROS...
> The manual also says:
> mt_rand -- Generate a better random value
>
> I've been using mt_rand() over rand() every time - is there any reason not
> to?
>
> Cheers
> Jon
>
>
> -Original Message-
> From: elias [mailto:[EMAIL PROTECTED
The manual also says:
mt_rand -- Generate a better random value
I've been using mt_rand() over rand() every time - is there any reason not
to?
Cheers
Jon
-Original Message-
From: elias [mailto:[EMAIL PROTECTED]]
Sent: 03 May 2001 00:05
To: [EMAIL PROTECTED]
Subject: Re: [PHP] R
Regards,
Avetis
[EMAIL PROTECTED] wrote:
> Hi there,
> A potentially dumb question here.
>
> Is there an easy way to display a random number between 1 and 20?
>
> I have looked on line, but either I am looking inall teh wrong places, or there
> isn't this script on-line.
>
> Can anyone point m
Wotcha Tris :-)
Try this:
mt_srand((double)microtime()*100);
$my_random_number = mt_rand(1, 20);
HTH
Jon
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]
Sent: 02 May 2001 12:07
To: [EMAIL PROTECTED]
Subject: [PHP] Random number generation...
Hi there,
A p
why not use the rand() ?
manual says:
rand -- Generate a random value
Description
int rand ([int min [, int max]])
If called without the optional min, max arguments rand() returns a
pseudo-random value between 0 and RAND_MAX. If you want a random number
between 5 and 15 (inclusive), for examp
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