[whatwg] [mimesniff] Sniffing archives

Adam Barth w3c at adambarth.com
Mon Dec 3 23:40:17 PST 2012

On Mon, Dec 3, 2012 at 12:39 PM, Julian Reschke <julian.reschke at gmx.de> wrote:
> On 2012-11-29 20:25, Adam Barth wrote:
>> These are supported in Chrome.  That's what causes the download.  From
> Can you elaborate about what you mean by "supported"? Chrome sniffs for the
> type, and then offers to download as a result of that sniffing? How is that
> different from not sniffing in the first place?

They might otherwise be treated as a type that can be displayed
(rather than downloaded).  Also, some user agents treat downloads of
ZIP archives differently than other sorts of download (e.g., they
might offer to unzip them).


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