This function tries to locate a file in a give folder (either single level, or in any sub folder). Returns the relative file and path, or FALSE if not found. Skips over "." and "..".

This function takes a directory, and a "folder" search parameter.
If it finds the directory (either in single level, or any sub folder) it will return the relative path of that folder. "FALSE" if not found. Skips over files and "." and ".." directories. Recursive by default.

Takes a given directory and lists all the files and folders under it, including sub folders. Resulting array contains associative (folders) and indexed (files) elements. Doesn't return "." and ".."

Search file directory (recursive method) with java language

Gives factorials for a given value.

Recursively checks for all *.php and *.tpl files in the directory specified (or the current directory if one is not specified) and runs `php -l $file`. Only outputs the errors.

Recursively delete a directory, emptying all contents.