Re: Proper way to remove an element from an array
| From: | Robert Cummings | Date: | Tue, 10 Jul 2007 21:34:19 +0000 |
| Subject: | Re: Proper way to remove an element from an array | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-258577@lists.php.net to get a copy of this message | ||
On Tue, 2007-07-10 at 14:23 -0700, Dan wrote:
> I know in some languages there's a right way to remove an element from an
> array and other ways that will give you problems.
>
> In PHP can I just set $arrayname[key] = null? Or will I then end up with
> key => null as a value. I looked on php.net under array functions for a bit
> and I didn't find any sort of remove element function. I've just never
> needed to do this before.
It would have taken you less time to test than to write the email:
<?php
$array = array
(
1 => 'One',
2 => 'Two',
3 => 'Three',
);
$array[2] = null;
print_r( $array );
unset( $array[2] );
print_r( $array );
?>
Cheers,
Rob.
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