Re: string func to use in .emacs

[Jesper Harder]

Peter Wu <peterwu@hotmail.com> writes:

> On Sun, 25 Jan 2004 18:45:05 +0100, Mario Domgörgen wrote:
>
>> ,----[ C-h f delete-trailing-whitespace RET ]
>
>> Look at this function to start with....
>
> This function seems to trim the trailing whitespaces in a
> buffer. How can I use it to trim a string variable?

A common idiom when you have a function that works in a buffer and
want to apply it to a string is to use a temporary buffer:

(defun string-trim-right (str)
  (with-temp-buffer
    (insert str)
    (delete-trailing-whitespace)
    (buffer-string)))