Killing buffers whose names start with a particular string

Question

Here\'s my problem: I use Emacs and get lots of buffers that are pretty useless all the time, like *Messages* or *Completions*.

I want to bind \\C-y to close all buf

Answer 1

C-h f kill-matching-buffers RET

kill-matching-buffers is an interactive compiled Lisp function in `files.el'.

(kill-matching-buffers REGEXP &optional INTERNAL-TOO)

Kill buffers whose name matches the specified REGEXP. The optional second argument indicates whether to kill internal buffers too.