[wplug] URL control codes?

[Pat Barron]

On Thu, 22 Jun 2006, Zach wrote:
> Some URLs I see have weird control characters in them such as:
>
> %7E
> %5F
>
> Does anyone know of an RFC or something that will tell me what each
> control code means? Such as [space], [/], etc..

They're hexadecimal ASCII codes (actually, to be totally technically
correct, they're ISO Latin-1 codes).  There's a lookup table at:

http://www.asciitable.com

(among other places)

On FreeBSD, you could do "man ascii" also - not sure if that's there on
your favorite Linux distro.

> Also is there a way to force a browser (such as Firefox) to not use
> these control codes?

Nope.  You can find some info here:

http://www.blooberry.com/indexdot/html/topics/urlencoding.htm

--Pat.