How to get extension images file jquery.filer

问题

How to get extension file upload by jquery.filer and uploader 0.2

I want get extension php file uploader 0.2 you can see code on github https://github.com/CreativeDream/php-uploader

I'm tried to use this code

$path_parts = pathinfo($_FILES["files"]["name"]);
$extension = $path_parts['extension'];

or

$name = $_FILES["files"]["name"];
$ext = end((explode(".", $name)));

but result : "" blank value

and tried again echo $_FILES["files"] result is : "Array"

Please help to get extension file

回答1:

$ext = substr(strrchr(strtolower($_FILES["files"]["name"][0]), "."),1)

来源：https://stackoverflow.com/questions/32934787/how-to-get-extension-images-file-jquery-filer