describe-text-properties

describe-text-properties is an interactive autoloaded compiled Lisp function in `descr-text.el'.

It is bound to <C-down-mouse-2> <dp>, <menu-bar> <edit> <props> <dp>.

(describe-text-properties POS &optional OUTPUT-BUFFER BUFFER)

Describe widgets, buttons, overlays, and text properties at POS.
POS is taken to be in BUFFER or in current buffer if nil.
Interactively, describe them for the character after point.
If optional second argument OUTPUT-BUFFER is non-nil,
insert the output into that buffer, and don't initialize or clear it
otherwise.