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diff --git a/files/pt-br/web/http/headers/last-modified/index.html b/files/pt-br/web/http/headers/last-modified/index.html new file mode 100644 index 0000000000..308e6fe46a --- /dev/null +++ b/files/pt-br/web/http/headers/last-modified/index.html @@ -0,0 +1,87 @@ +--- +title: Last-Modified +slug: Web/HTTP/Headers/Last-Modified +translation_of: Web/HTTP/Headers/Last-Modified +--- +<div>{{HTTPSidebar}}</div> + +<p>A linha de cabeçalho <strong><code>Last-Modified</code></strong> do cabeçalho de resposta HTTP contém a data e a hora em que o servidor de origem acredita que o recurso foi modificado pela última vez. É usado como um validador para determinar se um recurso recebido ou armazenado é o mesmo. Menos preciso do que um cabeçalho {{HTTPHeader("ETag")}}, é um mecanismo de retorno. Os pedidos condicionais {{HTTPHeader("If-Modified-Since")}} or {{HTTPHeader("If-Unmodified-Since")}} fazem uso deste campo.</p> + +<table class="properties"> + <tbody> + <tr> + <th scope="row">Header type</th> + <td>{{Glossary("Response header")}}</td> + </tr> + <tr> + <th scope="row">{{Glossary("Forbidden header name")}}</th> + <td>no</td> + </tr> + <tr> + <th scope="row">{{Glossary("Simple response header", "CORS-safelisted response-header")}}</th> + <td>yes</td> + </tr> + </tbody> +</table> + +<h2 id="Syntax">Syntax</h2> + +<pre class="syntaxbox">Last-Modified: <day-name>, <day> <month> <year> <hour>:<minute>:<second> GMT +</pre> + +<h2 id="Directives">Directives</h2> + +<dl> + <dt><day-name></dt> + <dd>One of "Mon", "Tue", "Wed", "Thu", "Fri", "Sat", or "Sun" (case-sensitive).</dd> + <dt><day></dt> + <dd>2 digit day number, e.g. "04" or "23".</dd> + <dt><month></dt> + <dd>One of "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" (case sensitive).</dd> + <dt><year></dt> + <dd>4 digit year number, e.g. "1990" or "2016".</dd> + <dt><hour></dt> + <dd>2 digit hour number, e.g. "09" or "23".</dd> + <dt><minute></dt> + <dd>2 digit minute number, e.g. "04" or "59".</dd> + <dt><second></dt> + <dd>2 digit second number, e.g. "04" or "59".</dd> + <dt><code>GMT</code></dt> + <dd> + <p>Greenwich Mean Time. HTTP dates are always expressed in GMT, never in local time.</p> + </dd> +</dl> + +<h2 id="Examples">Examples</h2> + +<pre>Last-Modified: Wed, 21 Oct 2015 07:28:00 GMT +</pre> + +<h2 id="Specifications">Specifications</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Specification</th> + <th scope="col">Title</th> + </tr> + <tr> + <td>{{RFC("7232", "Last-Modified", "2.2")}}</td> + <td>Hypertext Transfer Protocol (HTTP/1.1): Conditional Requests</td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility">Browser compatibility</h2> + +<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p> + +<p>{{Compat("http.headers.Last-Modified")}}</p> + +<h2 id="See_also">See also</h2> + +<ul> + <li>{{HTTPHeader("If-Modified-Since")}}</li> + <li>{{HTTPHeader("If-Unmodified-Since")}}</li> + <li>{{HTTPHeader("Etag")}}</li> +</ul> |