php-general Digest 9 Apr 2011 22:30:33 -0000 Issue 7265
Topics (messages 312316 through 312321):
Re: pick a card, any card...
312316 by: Scotty Logan
312317 by: Simon J Welsh
312318 by: Curtis Maurand
312320 by: Curtis Maurand
Re: Security Question
312319 by: tedd
Re: the best 1 book for php
312321 by: domih
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--- Begin Message ---
On Apr 8, 2011, at 8:20 PM, Kirk Bailey wrote:
> in otherwords, the entire idea of picking one of N objects, whatever they
> are- strings, numbers, gummybears, lined up in a listing, and return the one
> item selected. This seems a common enough function there should be a simple
> way to do it already in php. HOWEVER, I ain't findin' it that way, no
> sir/maam/other.
> Maybe I am missing the obvious SIMPLE way to get the job done. So if we have
> a listing of foo's, we can title this $listing, and we want 1 of them to be
> returned, we should see something like:
> randmember($listing)
array_rand() - it's already built-in -
http://php.net/manual/en/function.array-rand.php
Scotty
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--- Begin Message ---
On 9/04/2011, at 3:39 PM, Scotty Logan wrote:
> On Apr 8, 2011, at 8:20 PM, Kirk Bailey wrote:
>> in otherwords, the entire idea of picking one of N objects, whatever they
>> are- strings, numbers, gummybears, lined up in a listing, and return the one
>> item selected. This seems a common enough function there should be a simple
>> way to do it already in php. HOWEVER, I ain't findin' it that way, no
>> sir/maam/other.
>> Maybe I am missing the obvious SIMPLE way to get the job done. So if we have
>> a listing of foo's, we can title this $listing, and we want 1 of them to be
>> returned, we should see something like:
>> randmember($listing)
>
> array_rand() - it's already built-in -
> http://php.net/manual/en/function.array-rand.php
>
> Scotty
Just note that array_rand() returns a random (or an array of random) key(s),
not the values.
---
Simon Welsh
Admin of http://simon.geek.nz/
Who said Microsoft never created a bug-free program? The blue screen never,
ever crashes!
http://www.thinkgeek.com/brain/gimme.cgi?wid=81d520e5e
--- End Message ---
--- Begin Message ---
seems to me that you have an array with integers as the keys.
$desired_key = rand(0, count($array));
$desired_value =
$array[$desired_key];
Cheers,
Curtis
Simon J Welsh wrote:
> On 9/04/2011, at 3:39 PM, Scotty Logan
wrote:
>
>> On Apr 8, 2011, at 8:20 PM, Kirk Bailey
wrote:
>>> in otherwords, the entire idea of picking one of
N objects, whatever
>>> they are- strings, numbers,
gummybears, lined up in a listing, and
>>> return the one
item selected. This seems a common enough function there
>>>
should be a simple way to do it already in php. HOWEVER, I ain't
>>> findin' it that way, no sir/maam/other.
>>>
Maybe I am missing the obvious SIMPLE way to get the job done. So if we
>>> have a listing of foo's, we can title this $listing, and we
want 1 of
>>> them to be returned, we should see something
like:
>>> randmember($listing)
>>
>>
array_rand() - it's already built-in -
>>
http://php.net/manual/en/function.array-rand.php
>>
>> Scotty
>
> Just note that array_rand()
returns a random (or an array of random)
> key(s), not the
values.
> ---
> Simon Welsh
> Admin of
http://simon.geek.nz/
>
> Who said Microsoft never
created a bug-free program? The blue screen
> never, ever
crashes!
>
>
http://www.thinkgeek.com/brain/gimme.cgi?wid=81d520e5e
>
>
> --
> PHP General Mailing List
(http://www.php.net/)
> To unsubscribe, visit:
http://www.php.net/unsub.php
>
>
--- End Message ---
--- Begin Message ---
Curtis Maurand wrote:
>
>
>
> seems to
me that you have an array with integers as the keys.
>
>
$desired_key = rand(0, count($array));
sorry, I hadn't had
coffee, yet. The line above should be:
$desired_key = rand(0, count($array) - 1);
>
> $desired_value => $array[$desired_key];
>
> Cheers,
> Curtis
>
> Simon J
Welsh wrote:
>> On 9/04/2011, at 3:39 PM, Scotty Logan
> wrote:
>>
>>> On Apr 8, 2011, at 8:20 PM,
Kirk Bailey
> wrote:
>>>> in otherwords, the
entire idea of picking one of
> N objects, whatever
>>>> they are- strings, numbers,
> gummybears, lined
up in a listing, and
>>>> return the one
> item
selected. This seems a common enough function there
>>>>
> should be a simple way to do it already in
php. HOWEVER, I ain't
>>>> findin' it that way, no
sir/maam/other.
>>>>
> Maybe I am missing the
obvious SIMPLE way to get the job done. So if we
>>>>
have a listing of foo's, we can title this $listing, and we
> want
1 of
>>>> them to be returned, we should see something
> like:
>>>> randmember($listing)
>>>
>>>
> array_rand() - it's already
built-in -
>>>
>
http://php.net/manual/en/function.array-rand.php
>>>
>>> Scotty
>>
>> Just note that
array_rand()
> returns a random (or an array of random)
>> key(s), not the
> values.
>> ---
>> Simon Welsh
>> Admin of
>
http://simon.geek.nz/
>>
>> Who said Microsoft
never
> created a bug-free program? The blue screen
>>
never, ever
> crashes!
>>
>>
>
http://www.thinkgeek.com/brain/gimme.cgi?wid=81d520e5e
>>
>>
>> --
>> PHP General Mailing List
> (http://www.php.net/)
>> To unsubscribe, visit:
> http://www.php.net/unsub.php
>>
>>
>
--- End Message ---
--- Begin Message ---
At 2:53 PM -0500 4/8/11, Jay Blanchard wrote:
[snip]
whats the best way to learn about security in php?
[/snip]
Study, study, study!
Chris Shiflett is a recognized expert on PHP security -
http://shiflett.org/
He has a great book on PHP Security -
http://www.amazon.com/exec/obidos/ASIN/059600656X/ref=nosim/chrisshiflet
t-20
!++
Cheers,
tedd
--
-------
http://sperling.com/
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--- Begin Message ---
Not one book.
1. For learning from scratch
One of the books recommended by the other esteemed posters.
2. Reference
http://www.php.net/manual/en/ and/or the corresponding CHM.
3. OOP with PHP
PHP Objects, Patterns and Practice, Third Edition
http://apress.com/book/view/9781430229254
4. More Tips and tricks
PHP Cookbook, Second Edition
http://oreilly.com/catalog/9781565926813
5. Security
Pro PHP Security
From Application Security Principles to the Implementation of XSS
Defenses, 2nd Edition
http://www.apress.com/9781430233183
6. PEAR
http://pear.php.net/
7. PCEL
http://pecl.php.net/
With these you're set for many years of PHP enjoyment.
Dominique
On 4/6/2011 9:15 PM, Kirk Bailey wrote:
If I only had 1 book on php, what would it be?
--- End Message ---
