ext - display file extensions installation: make make install usage: ls | ext ext words.txt image.png documentation: man ext ext treats each line in its standard input as the name of a file, and will display the apparent extension of each. if connected to a tty, each program argument is used instead, wherein newlines are ignored. each file extension is written to the standard output on its own line. files without extensions will produce empty lines. oka <yo@oka.io>