insert-buffer-substring-no-properties
insert-buffer-substring-no-properties is a compiled Lisp function in `subr.el
'.
(insert-buffer-substring-no-properties BUFFER &optional START END)
Insert before point a substring of BUFFER, without text properties.
BUFFER may be a buffer or a buffer name.
Arguments START and END are character positions specifying the substring.
They default to the values of (point-min) and (point-max) in BUFFER.