Re: read last three letters
| From: | Justin French | Date: | Wed, 29 May 2002 01:22:05 +0000 |
| Subject: | Re: read last three letters | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-99605@lists.php.net to get a copy of this message | ||
or, try this:
<?
$c = "143";
if(file_exists('{$c}.gif'))
{
echo '<img src="{$c}.gif">';
}
elseif(file_exists('{$c}.jpg'))
{
echo '<img src="{$c}.jpg">';
}
else
{
echo '<img src="oooops.gif">';
}
?>
Justin French
--------------------
Creative Director
http://Indent.com.au
--------------------
on 29/05/02 7:56 PM, r (r@jumac.com) wrote:
> Hi PHP ppl,
>
> I have a directory named cartoons,
> it has around 180 files in them ONLY images,
> the filenames are 1.jpg, 2.jpg......5.gif, 6.gif etc etc
> if you got confused with the above line its basically all the files are
> numbered from 1-180 and the file types are mixed JPG and
> GIF.
>
> I have a program that displays each of the cartoons displays a <-- Prev *
> * * Next--> link, basicaly theres a hidden field that specifies the current
> number and if you click prev its c=c-1 and if your press next its c=c+1, but
> I have no idea if the next cartoon is either JPG or GIF and so am displaying
> both like so in my code:
>
> <img src=$c.gif>
> <img src=$c.jpg>
> since only one is valid the other shows an ugly blank image placeholder
> graphic.
>
> Any idea on how i can read the last three letters of the file to determine
> if its gif/jpg?
>
> Kindly reply,
> -Ryan.
>