Posted by Rasmus Lerdorf on 10/02/86 11:10

Cindy Reeves wrote:
> Hi. I want to include an image on my home page that is dynamically created
> from another website. The source code on a typical HTML page would be <img
> src="http://www.othersite.com/returnedimage.aspx">
>
> I don't trust their server will always be up/respond, so I want to use a PHP
> function to determine whether a GIF has been returned (oppsed to an HTTP
> error) before sending it to the browser. Any recommendations how to do this?

<img src="/image.php" />

image.php:
<?php
$image=file_get_contents('http://www.othersite.com/returnedimage.aspx');
if(substr($image,0,3)=='GIF') echo $image;
else readfile('alternate_image.gif');
?>

-Rasmus

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