# spl_autoload_extensions

(PHP 5 >= 5.1.2)

spl_autoload_extensions — Register and return default file extensions for spl_autoload

### Description

string spl_autoload_extensions ([ string `$file_extensions` ] )

This function allows to modify and check the file extensions the built in __autoload fallback function spl_autoload will be using. When calling without an argument it simply returns the current list of extensions each separated by comma. To modify the list of file extensions simply invoke the functions with the new list of file extensions to use in a single string with each extensions separated by comma.