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   <H1>[whatwg] [hybi] WebSocket sub protocol name.</H1>
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    <B>Julian Reschke</B> 
    <A HREF="mailto:whatwg%40lists.whatwg.org?Subject=Re%3A%20%5Bwhatwg%5D%20%5Bhybi%5D%20WebSocket%20sub%20protocol%20name.&In-Reply-To=%3C4B1E0D92.3040406%40gmx.de%3E"
       TITLE="[whatwg] [hybi] WebSocket sub protocol name.">julian.reschke at gmx.de
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    <I>Tue Dec  8 00:25:54 PST 2009</I>
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<PRE>Ian Hickson wrote:
&gt;<i> On Tue, 8 Dec 2009, Fumitoshi Ukai (&#65533;~\&#39164;&#65533;~V~G&#65533;~U~O) wrote:
</I>&gt;&gt;<i> protocol now accepts U+0020. Is it ok to use U+0020 only in /protocol/ ?
</I>&gt;&gt;<i> (e.g. new WebSocket(&quot;<A HREF="ws://example.com/">ws://example.com/</A>&quot;, &quot; &quot;); )
</I>&gt;&gt;<i> It seems space is optional after colon in field of handshake message, how
</I>&gt;&gt;<i> can we distinguish U+0020 and U+0020 U+0020 ?
</I>&gt;<i> 
</I>&gt;<i> The space isn't optional (both the client and the server are required to 
</I>&gt;<i> send it before the subprotocol name), it's just that the client will 
</I>&gt;<i> handle a missing space gracefully. Maybe we should remove that &quot;feature&quot;, 
</I>&gt;<i> and require that the space be present, closing the connection otherwise?
</I>&gt;<i> I don't feel strongly either way.
</I>&gt;<i> 
</I>&gt;<i> Anyway, the point is that &quot;WebSocket-Protocol: &quot; is the empty string, and 
</I>&gt;<i> &quot;WebSocket-Protocol:  &quot; is a one-space protocol name.
</I>&gt;<i> ...
</I>
Out of curiosity: why do you think it's wise to allow SP in protocol names?

BR, Julian
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