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PragmaExtensions: Difference between revisions
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(divide into Allowed and Proposed) |
(→Proposed extensions: Per https://html.spec.whatwg.org/#attr-meta-http-equiv-x-ua-compatible , X-UA-Compatible is now part of the HTML spec itself and no longer a proposed extension) |
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| Line 27: | Line 27: | ||
| Allows turning prefetching "on" or "off". There's an equivalent HTTP header. Which takes precedence is undefined. | | Allows turning prefetching "on" or "off". There's an equivalent HTTP header. Which takes precedence is undefined. | ||
| [https://developer.mozilla.org/En/Controlling_DNS_prefetching Controlling DNS prefetching] | | [https://developer.mozilla.org/En/Controlling_DNS_prefetching Controlling DNS prefetching] | ||
|} | |} | ||
[[Category:Registries]] | [[Category:Registries]] | ||
Revision as of 22:12, 11 July 2015
This page lists allowed and proposed extension values for the http-equiv="" attribute of the <meta> element in HTML. For the detailed registration requirements, see the specification.
Allowed extensions
The following extensions conform to all the registration requirements in the HTML spec and are therefore allowed in valid documents.
| Keyword | Brief description | Specification |
|---|---|---|
| PICS-Label | Labels that help content advisory software protect children from potentially harmful material [more] | PICS Label Distribution Label Syntax and Communication Protocols |
Proposed extensions
The following proposed extensions do not yet conform to all the registration requirements in the HTML spec and are therefore not yet allowed in valid documents.
| Keyword | Brief description | Specification |
|---|---|---|
| x-dns-prefetch-control | Allows turning prefetching "on" or "off". There's an equivalent HTTP header. Which takes precedence is undefined. | Controlling DNS prefetching |