Re: Whacky increment/assignment logic with $foo++ vs ++$foo
| From: | Andrew Ballard | Date: | Wed, 07 Oct 2009 19:58:41 +0000 |
| Subject: | Re: Whacky increment/assignment logic with $foo++ vs ++$foo | ||
| References: | 1 2 3 4 5 6 7 8 9 10 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-298746@lists.php.net to get a copy of this message | ||
On Wed, Oct 7, 2009 at 3:42 PM, tedd <tedd.sperling@gmail.com> wrote:
> However, what I find wacky about all of this is:
>
> for($i=1; $i<=10; $i++)
> {
> echo($i);
> }
>
> and
>
> for($i=1; $i<=10; ++$i)
> {
> echo($i);
> }
>
> Do exactly the same thing. I would have expected the first to print 1-10,
> while the second to print 2-10, but they both print 1-10.
>
> Cheers,
>
> tedd
>
>
Not wacky at all. Think of them both this way:
<?php
$i = 1;
while ($i <= 10) {
$i++;
echo ($i);
}
// or
$i = 1;
while ($i <= 10) {
++$i;
echo ($i);
}
?>
Andrew