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If-None-Match

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Revision 1104615:

Revision 1104615 by teoli on

Revision 1104709:

Revision 1104709 by teoli on

Title:
If-None-Match
If-None-Match
Slug:
Web/HTTP/Headers/If-None-Match
Web/HTTP/Headers/If-None-Match
Tags:
"Conditional Requests" "HTTP" "HTTP Header" "Reference" "Request header"
"Conditional Requests" "HTTP" "HTTP Header" "Reference" "Request header"
Comment:
WIP
Content:

Revision 1104615
Revision 1104709
n53If-None-Match: <etag_value>, <etag_value>, <etag_vn53If-None-Match: <etag_value>, <etag_value>, …
>alue> 
n59    <p>n59    <dl>
60      &nbsp;60      <dt>
61        &lt;etag_value&gt;
62      </dt>
63      <dd>
64        Entity tags uniquely representing the requested resources
 >. They are a string of ASCII characters placed between double quo
 >tes (Like <code>"675af34563dc-tr34"</code>) and may be prefixed b
 >y <code>W/</code> to indicate that the weak comparison algorithm 
 >should be used (This is useless with <code>If-None-Match</code> a
 >s it only uses that algorithm).
65      </dd>
66      <dt>
67        <code>*</code>
68      </dt>
69      <dd>
70        The asterisk is a special value representing any resource
 >. They are only useful when uploading a resource, usually with {{
 >HTTPMethod("PUT")}}, to check if another resource with the identi
 >ty has already been uploaded before.
71      </dd>
61    </p>72    </dl>
tt78 
79If-None-Match: W/"67ab43", "54ed21", "7892dd"
80 
81If-None-Match: *

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