There are 8 characters which filename can obtain

What is in it.

$ cat filename | head

To delete a file, type: rm filename To delete a file, but prompt for confirmation first use: rm -i filename In both cases, replace filename with the name of the file you're wanting to remove.

you can use:

include($filename); // will give a warning if the file is not found

include_once($filename); // same, but only includes if the file isn't already included

require($filename); // will stop the script if the file is not found

require_once($filename); // same, but only includes if the file isn't already included