PHP's file_exists() will not work for me?

Question

For some reason this PHP code below will not work, I can not figure it out.

It is very strange, file_exists does not seem to see that the image does exist, I have c

Answer 1

file_exists does only work on the local file system.

So try this if you’re using localhost:

$thumb_name = 'images/userphoto/1/2/2/59874a886a0356abc1_thumb9.jpg';
if (file_exists($_SERVER['DOCUMENT_ROOT'].$thumb_name)) {
    $img_name = SITE_PATH2.$thumb_name;
} else {
    $img_name = $noimg;
}