Tijnema ! wrote:
> On 4/14/07, Afan Pasalic <afan@xxxxxxxx> wrote:
>> hi,
>> this one I can't figure out:
>>
>> I have to assign value of an array to variable named after key of the
>> array several times in my project to , e.g. after I submit a form with
>> personal info I have
>> $_POST['name'] = 'john doe';
>> $_POST['address'] = '123 main st.';
>> $_POST['city'] = 'urbandale';
>> $_POST['zip'] = '12345';
>> $_POST['phone'] = '123-456-7980';
>> etc.
>>
>> Then I assign value to the var name:
>> foreach ($_POST as $key => $value)
>> {
>> ${$key} = $value;
>> }
>> and then validate submitted.
>
> Are you sure you want to do this? You never know what a hacker inserts
> to your POST data, so he could easily define variables inside your
> script, especially when you're using more dangerous functions like
> system().
I do validation after this step. :)
>
>>
>> Though, to avoid writing all over again the same lines (even it's only 3
>> lines) I was thinking to create a function something like:
>>
>> function value2var($array, $print=0)
>> {
>> foreach ($_POST as $key => $value)
>
> I think you should change above line to :
>
> foreach ($array as $key => $value)
yup! it's print error. I meant $array.
>> {
>> ${$key} = $value;
>> echo ($print ==1) ? $key.': '.$value.'<br>'; // to test
>> results and seeing array variables and values
>> }
>> }
>>
>> value2var($_POST, 1);
>>
>> but, I don't know how to get info from function back to script?!?!?
>> :-(
>
> Uhm, it's not even possible when you don't know the keys i believe.
after 2 hours of testing and research I realized this too, but want to
be sure.
:-(
thanks.
-afan
>
> Tijnema
>>
>> any help appreciated.
>>
>> -afan
>
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