note 21543 added to function.stristr
| From: | jsteele at snl dot com | Date: | Thu, 16 May 2002 14:38:29 +0000 |
| Subject: | note 21543 added to function.stristr | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-30718@lists.php.net to get a copy of this message | ||
// A function to return the extension of a file
// return extension function
function getext($filename) {
$f = strrev($filename);
$ext = substr($f, 0, strpos($f,"."));
return strrev($ext);
}
//Load test array
$filename[] = "yes.jpg";
$filename[] = "no.gif";
$filename[] = "maybe.jpeg";
$filename[] = "index.php";
$filename[] = "index.html";
$filename[] = "index.html.bak";
foreach($filename as $file) {
$extension = getext($file);
echo "$extension : ";
}
this will output jpg : gif : jpeg : php : html : bak :
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http://www.php.net/manual/en/function.stristr.php
http://master.php.net/manage/user-notes.php?action=edit+21543
http://master.php.net/manage/user-notes.php?action=delete+21543
http://master.php.net/manage/user-notes.php?action=reject+21543