Re: How to get remote metadata
Re: How to get remote metadata
- Subject: Re: How to get remote metadata
- From: Jens Alfke <email@hidden>
- Date: Mon, 28 Sep 2015 09:05:54 -0700
> On Sep 27, 2015, at 10:43 PM, Gerriet M. Denkmann <email@hidden> wrote:
>
> The NSHTTPURLResponse allHeaderFields dictionary contains keys like: “Content-Length” and “Last-Modified”.
> Are these standardized or might other sites use other keys like “Modification-Date” or “Nbr-of-Bytes” ?
Oh my yes, they’re standardized. :) This is the HTTP 1.1 protocol you’re looking at, the backbone of the Web. RFCs 7230-7237. HTTP response headers are specified in:
https://tools.ietf.org/html/rfc7231#section-7
—Jens
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