On May 13, 2008, at 10:55 AM, Bill Steele wrote:
> I'm writing RSS files. When the file needs to be updated, I've been
> deleting the old version and writing new text to a new file. Seems
> like a lot of extra work. But if I write the new text to the old
> file "starting at 0" what happens if the old text is longer than the
> new?
>
> I can write spaces to the file from 0 to eof, but then I might end
> up with a bunch of wasted space at the end.
>
> Doing ACME Replace on the entire text also seems a bit extreme.
>
> Is there a simple way to wipe the contents of the file without
> deleting and recreating?
>
> I'm prepared to feel stupid if it turns out to be really obvious.
> --
>
> Bill Steele
> [log in to unmask]
>
set mylun to open for access posix file "/tmp/junk.txt" with write
permission
write myText to myLun starting at 0
Set eof myLun to (count myText)
close access myLun
-Mark
cat /dev/random > /tmp/junk1.txt