Re: Whacky increment/assignment logic with $foo++ vs ++$foo
| From: | Daniel Brown | Date: | Fri, 02 Oct 2009 21:45:21 +0000 |
| Subject: | Re: Whacky increment/assignment logic with $foo++ vs ++$foo | ||
| References: | 1 2 3 4 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-298493@lists.php.net to get a copy of this message | ||
On Fri, Oct 2, 2009 at 17:42, Daniel Brown <danbrown@php.net> wrote:
>
> .... but rather by something just slightly more advanced:
>
> <?php
> $num = file_get_contents('visitcount.txt');
> if(isset($_GET['countme'])) {
> echo "You are visitor #".++$num."<br />\n";
> file_put_contents($num);
> }
> ?>
Converse example (sorry, forgot to add it):
<?php
$num = file_get_contents('visitcount.txt');
if(isset($_GET['countme'])) {
echo "There were ".$num++." people here before you.<br />\n";
file_put_contents($num);
}
?>
--
</Daniel P. Brown>
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