[Dovecot] mbox, hierarchical folders/folders and IMAP

[Timo Sirainen]

On 26.12.2011, at 9.48, Stan Hoeppner wrote:

> On 12/26/2011 12:43 AM, Alexander Chekalin wrote:
>> I tried to create folder named like 'Old Mail' (and in fact I got
>> another mbox container), while I needed to create 'Old Mail/' (note the
>> slash), which results in real filesystem directory.
> 
> Oh wow, that is simple.  And makes perfect sense.  Before my last reply
> I read the php IMAP command set definitions/parameters and I didn't see
> anything about how to do this, which is an odd omission in
> documentation.  I guess so few people use mbox these days they omit that
> case from the docs.  I hit three different sources and none of them
> mentioned the trailing slash for creating 'sub-folders-only' folders...

That's not PHP-specific, but rather IMAP-specific. It's in RFC 3501.