Re: Efficency in looping arrays?
| From: | Dirk Kredler | Date: | Wed, 17 Nov 2004 13:23:44 +0000 |
| Subject: | Re: Efficency in looping arrays? | ||
| References: | 1 2 3 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-202290@lists.php.net to get a copy of this message | ||
Hey again :)
Peter Lauri:
> But what if the array have a unordered keystructure? What your loop do is
> to call the value with key $i, or am I wrong? What if the keys are strings?
$arr= array(1 => "dirk", 'wife' => "iris", 'dog' =>
"feivel", 'peter' =>
"lauri");
$values= array_values($arr);
for($i= 0, $size= sizeof($values); $i < $size; $i++) {
echo $values[$i];
}
should work :)
> "Dirk Kredler" <dirk@computication.net> skrev i meddelandet
> news:200411171348.13856.dirk@computication.net...
>
> > hey :)
> >
> > i use for this reason:
> >
> > for($i= 0, $size= sizeof($arr); $i < $size; $i++) {
> > echo $arr[$i];
> > }
> >
> > Peter Lauri:
> > > Best groupmember,
> > >
> > > For the moment when I loop an array I use something like this:
> > >
> > > reset($arr);
> > > while($a=each($arr)) {
> > > echo $a['value'];
> > > }
> > >
> > > But the each() function genereates a array with four elements
>
> (0,1,value,
>
> > > key), I am only interested in the "value".