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On Wed, Jun 30, 2010 at 11:08 AM, Jesse Bangs <[log in to unmask]> wrote:
> In Windows batch language, % is used to delimit variables: %variable%.
> However, the string %% doesn't have any special meaning, as the escape
> sequence for % is ^% (as the escape character is ^).

I seem to recall that in DOS and earlier versions of Windows, %% had
some meaning -- probably a literal %, in ECHO statements?  But also in
a FOR statement, where it delimits variables.

-- 
Jim Henry
http://www.pobox.com/~jimhenry/