Descriptionstring filetype ( string filename)
Returns the type of the file. Possible values are fifo, char, dir, block, link, file, and unknown.
Returns FALSE if an error occurs. filetype() will also produce an E_NOTICE message if the stat call fails or if the file type is unknown.
Note: The results of this function are cached. See clearstatcache() for more details.
Note: This function will not work on remote files as the file to be examined must be accessible via the servers filesystem.