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authorshenyang <772413326@qq.com>2021-06-24 20:50:19 +0800
committerIrvin <irvinfly@gmail.com>2021-06-25 15:23:21 +0800
commit587281ee45ceb6758792d76e8264e0ea8c4e26ba (patch)
tree669ae9338448953202dcd9cc9db3079bcb352c78 /files/zh-cn
parentb15ca69bf6b10ab3e42585baca640171c9e18792 (diff)
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fix(cache-control): 页面内容和其他页面保持一致
Diffstat (limited to 'files/zh-cn')
-rw-r--r--files/zh-cn/web/http/headers/cache-control/index.html45
1 files changed, 31 insertions, 14 deletions
diff --git a/files/zh-cn/web/http/headers/cache-control/index.html b/files/zh-cn/web/http/headers/cache-control/index.html
index 00d8e82160..b431fc74d7 100644
--- a/files/zh-cn/web/http/headers/cache-control/index.html
+++ b/files/zh-cn/web/http/headers/cache-control/index.html
@@ -30,7 +30,13 @@ translation_of: Web/HTTP/Headers/Cache-Control
<h2 id="语法">语法</h2>
-<p>指令不区分大小写,并且具有可选参数,可以用令牌或者带引号的字符串语法。多个指令以逗号分隔。</p>
+<p>指令格式如下:</p>
+
+<ul>
+ <li>不区分大小写,但建议使用小写。</li>
+ <li>多个指令以逗号分隔。</li>
+ <li>具有可选参数,可以用令牌或者带引号的字符串语法。</li>
+</ul>
<h3 id="缓存请求指令">缓存请求指令</h3>
@@ -138,30 +144,41 @@ Cache-control: stale-if-error=&lt;seconds&gt;
<h3 id="需要重新验证">需要重新验证</h3>
-<p>指定 <code>no-cache</code> 或 <code>max-age=0</code> 表示客户端可以缓存资源,每次使用缓存资源前都必须重新验证其有效性。这意味着每次都会发起 HTTP 请求,但当缓存内容仍有效时可以跳过 HTTP 响应体的下载。</p>
+<p>指定 <code>no-cache</code> 或 <code>max-age=0, must-revalidate</code> 表示客户端可以缓存资源,每次使用缓存资源前都必须重新验证其有效性。这意味着每次都会发起 HTTP 请求,但当缓存内容仍有效时可以跳过 HTTP 响应体的下载。</p>
+
+<pre class="brush: http">Cache-Control: no-cache</pre>
-<pre>Cache-Control: no-cache
-Cache-Control: max-age=0</pre>
+<pre class="brush: http">Cache-Control: max-age=0, must-revalidate</pre>
+
+<p><strong>注意</strong>: 如果服务器关闭或失去连接,下面的指令可能会造成使用缓存。</p>
+
+<pre class="brush: http">Cache-Control: max-age=0</pre>
<h2 id="规范">规范</h2>
<table class="standard-table">
- <tbody>
+ <thead>
<tr>
<th scope="col">Specification</th>
- <th scope="col">Title</th>
+ <th scope="col">Status</th>
+ <th scope="col">Comment</th>
</tr>
+ </thead>
+ <tbody>
<tr>
- <td>{{RFC("7234")}}</td>
- <td>Hypertext Transfer Protocol (HTTP/1.1): Caching</td>
+ <td>{{RFC(8246, "HTTP Immutable Responses")}}</td>
+ <td><span class="spec-RFC">IETF RFC</span></td>
+ <td></td>
</tr>
<tr>
- <td>{{RFC("5861")}}</td>
- <td>HTTP Cache-Control Extensions for Stale Content</td>
+ <td>{{RFC(7234, "Hypertext Transfer Protocol (HTTP/1.1): Caching")}}</td>
+ <td><span class="spec-RFC">IETF RFC</span></td>
+ <td></td>
</tr>
<tr>
- <td><a href="https://tools.ietf.org/html/draft-mcmanus-immutable-00">draft-mcmanus-immutable-00</a></td>
- <td>HTTP Immutable Responses</td>
+ <td>{{RFC(5861, "HTTP Cache-Control Extensions for Stale Content")}}</td>
+ <td><span class="spec-RFC">IETF RFC</span></td>
+ <td>Initial definition</td>
</tr>
</tbody>
</table>
@@ -173,9 +190,9 @@ Cache-Control: max-age=0</pre>
<h2 id="参见">参见</h2>
<ul>
- <li><a href="https://wiki.developer.mozilla.org/en-US/docs/Web/HTTP/Caching_FAQ">HTTP Caching FAQ</a></li>
+ <li><a href="/zh-CN/docs/Web/HTTP/Caching">HTTP Caching FAQ</a></li>
<li><a href="https://www.mnot.net/cache_docs/">Caching Tutorial for Web Authors and Webmasters</a></li>
- <li>Guide: <em><a href="https://csswizardry.com/2019/03/cache-control-for-civilians"><code>Cache-Control</code> for civilians</a></em></li>
+ <li>Guide: <em><a href="https://csswizardry.com/2019/03/cache-control-for-civilians"><code>Cache-Control</code> for civilians</a></em></li>
<li>{{HTTPHeader("Age")}}</li>
<li>{{HTTPHeader("Expires")}}</li>
<li>{{HTTPHeader("Pragma")}}</li>