RE: [PHP] Dynamic Array Index using Variable
| From: | Jim Moseby | Date: | Mon, 09 Jan 2006 20:42:24 +0000 |
| Subject: | RE: [PHP] Dynamic Array Index using Variable | ||
| Groups: | php.general | ||
| Request: | Send a blank email to php-general+get-228365@lists.php.net to get a copy of this message | ||
>
> I want to do something like this to check if a variety of submitted
> form fields (crn, instructor, etc) have any value in them:
>
> $reqfields = array('crn', 'instructor');
> $errorflag = 0;
>
> foreach ($reqfields as $field) {
> if ($_REQUEST[$field] == '') {
> $errorflag = 1;
> }
> }
>
> But I can't quite get the syntax right... help??
Something like this maybe?
<? //untested
foreach($array as $key=>$value){
if(!isset($array[$key])){
$errorflag = 1;
}
}
?>
JM