Absolute to relative URL?

[Max M]

Jon Ribbens wrote:
> In article <3CAC1665.8040209 at mxm.dk>, Max M wrote:

>>>relative_url("http://foo/a/b/c", "http://foo/a/d")
>>> --> return: "../d"
>>
>>I hope you mean that the result should be "../../d" ??
> 
> 
> No, he means "../d".
> 
> http://foo/a/b/c + d       == http://foo/a/b/d
> http://foo/a/b/c + ../d    == http://foo/a/d
> http://foo/a/b/c + ../../d == http://foo/d

Then what is:

http://foo/ + d       == ?

regards Max M