Re: quick question on the passed variables between scripts
| From: | Ignacio Vazquez-Abrams | Date: | Thu, 18 Jan 2001 17:35:11 +0000 |
| Subject: | Re: quick question on the passed variables between scripts | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-35393@lists.php.net to get a copy of this message | ||
On Thu, 18 Jan 2001, Romulo Roberto Pereira wrote:
> Hello!
>
> I have one script that has a bunch of checkboxes in a form, all them with
> different names. As you know the <form> only submit the ones that are
> checked. I would like to know witch ones the user checked (they will come in
> the path as variables I suppose) because I need to make a sum of the ones
> that are checked, and right now I am using isset() to verify before I sum.
> This is way too bad, because as I have 48 checkboxes I have too many IFs.
>
> Please help!
>
> Rom
>
> Example: this is what I am doing:
>
> script 1:
>
> <form action=script2.php>
> <input type=checkbox name=cb01 value=729>
> <input type=checkbox name=cb02 value=815>
> <input type=checkbox name=cb03 value=36>
> <input type=checkbox name=cb04 value=988>
> <input type=checkbox name=cb05 value=215>
> <input type=checkbox name=cb06 value=45446>
> <input type=checkbox name=cb07 value=22>
> <input type=checkbox name=cb08 value=52564>
> <input type=checkbox name=cb09 value=455>
> <input type=checkbox name=cb10 value=21132>
> </form>
>
> script 2:
> $sum = 0;
> if (isset($cb01)) $sum = $sum + $cb01;
> if (isset($cb02)) $sum = $sum + $cb02;
> if (isset($cb03)) $sum = $sum + $cb03;
> if (isset($cb04)) $sum = $sum + $cb04;
> if (isset($cb05)) $sum = $sum + $cb05;
> if (isset($cb06)) $sum = $sum + $cb06;
> if (isset($cb07)) $sum = $sum + $cb07;
> if (isset($cb08)) $sum = $sum + $cb08;
> if (isset($cb09)) $sum = $sum + $cb09;
> if (isset($cb10)) $sum = $sum + $cb10;
>
> echo $sum;
>
Try:
script1:
<form ...>
<input type="checkbox" name="cb[1]" value="729">
<input type="checkbox" name="cb[2]" value="815">
<input type="checkbox" name="cb[3]" value="36">
...
</form>
script2:
<?php
$sum=0;
while (list($key, $val)=each($cb))
{
$sum+=$val;
};
print($sum);
?>
--
Ignacio Vazquez-Abrams <ignacio@openservices.net>