Re: How to write a string to a file inside emacs ?

[gnuist006@gmail.com]

On Oct 23, 9:26 am, gnuist...@gmail.com wrote:
> Here is the problem:
>
> How would you write a string to a file inside emacs ? There is the
> main buffer that you are viewing called file1. Here you run a lisp
> function which is supposed to write some text of the file or in a
> variable to another file called file2.
>
> I have looked and found this function:
>
> (append-to-file START END FILENAME)
>
> This function is only good enough to copy selected text from file1 to
> file2, BUT I want a function that copies value of a string variable
> str-var into file2 or some other string. Basically, I want a
> generalization/modification of the command "insert" to append which
> takes a filename as an argument and appends a given string over there.
>
> I know one dirty workaround is to insert the text in file1, and then
> append-to-file into file2 and then remove it from file1.
>
> Is there a faster or cleaner approach ? This has to be done a lot and
> one wants something faster than writing, copying and erasing.
>
> append-to-buffer is an interactive compiled Lisp function in `simple'.
> (append-to-buffer BUFFER START END)
>
> Append to specified buffer the text of the region.
> It is inserted into that buffer before its point.
>
> When calling from a program, give three arguments:
> BUFFER (or buffer name), START and END.
> START and END specify the portion of the current buffer to be copied.

just found the write-file is based on write-region but neither solves
my problem.