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Diffstat (limited to 'files/zh-cn/web/api/htmlanchorelement/referrerpolicy/index.html')
-rw-r--r-- | files/zh-cn/web/api/htmlanchorelement/referrerpolicy/index.html | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/files/zh-cn/web/api/htmlanchorelement/referrerpolicy/index.html b/files/zh-cn/web/api/htmlanchorelement/referrerpolicy/index.html new file mode 100644 index 0000000000..a4ed4b000d --- /dev/null +++ b/files/zh-cn/web/api/htmlanchorelement/referrerpolicy/index.html @@ -0,0 +1,117 @@ +--- +title: HTMLAnchorElement.referrer +slug: Web/API/HTMLAnchorElement/referrerPolicy +translation_of: Web/API/HTMLAnchorElement/referrerPolicy +original_slug: Web/API/HTMLAnchorElement/referrer +--- +<div>{{APIRef}}{{SeeCompatTable}}</div> + +<p><code><strong>HTMLAnchorElement</strong></code><strong><code>.referrer</code></strong> 属性对应于 HTML 中 {{HTMLElement("a")}} 标签的 {{htmlattrxref("referrer","a")}} 属性,它可以控制用户在点击这个链接时所发出的 HTTP 请求的 Referer 请求头的值。</p> + +<h2 id="语法">语法</h2> + +<pre class="syntaxbox"><var>refStr</var> = <var>anchorElt</var>.referrer; +<var>anchorElt</var>.referrer = <var>refStr</var>;</pre> + +<h3 id="属性值">属性值</h3> + +<dl> + <dd> + <ul> + <li><code>"no-referrer"</code> 意味着不要发送 Referer 请求头。</li> + <li><code>"origin"</code> 意味着所发送的 Referer 请求头的值为当前页面的源,即 <code>location.origin</code> 的值。</li> + <li><code>"unsafe-url"</code> 意味着所发送的 Referrer 请求头的值为当前页面完整的 url(即<code> location.href</code>)去掉尾部的哈希(即 <code>location.hash</code>)之后的值。正如该选项的名字所言(unsafe),此选项是不安全的,它可以将一个 HTTPS 页面的路径信息透露给第三方。</li> + </ul> + </dd> +</dl> + +<h2 id="示例">示例</h2> + +<pre class="brush: js">var elt = document.createElement("a"); +var linkText = document.createTextNode("My link"); +elt.appendChild(linkText); +elt.href = "https://developer.mozilla.org/en-US/"; +elt.referrer = "no-referrer"; + +var div = document.getElementById("divAround"); +div.appendChild(elt); // 点击该链接接时不会发送 Referer 请求头 +</pre> + +<h2 id="Specifications" name="Specifications">规范</h2> + +<table class="standard-table"> + <thead> + <tr> + <th scope="col">Specification</th> + <th scope="col">Status</th> + <th scope="col">Comment</th> + </tr> + </thead> + <tbody> + <tr> + <td>{{SpecName('Referrer Policy', '#referrer-policy-delivery-referrer-attribute', 'referrer attribute')}}</td> + <td>{{Spec2('Referrer Policy')}}</td> + <td>Added the <code>referrer</code> attribute.</td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility" name="Browser_compatibility">浏览器兼容性</h2> + +<div>{{CompatibilityTable}} +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Chrome</th> + <th>Edge</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari (WebKit)</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatGeckoDesktop("42.0")}} [1]</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Android</th> + <th>Firefox Mobile (Gecko)</th> + <th>IE Phone</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatGeckoMobile("42.0")}} [1]</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + </tr> + </tbody> +</table> +</div> + +<p>[1] 该特性目前默认为关闭状态,请通过将 <code>network.http.enablePerElementReferrer</code> 选项设置为 <code>true</code> 来开启。</p> +</div> + +<h2 id="相关链接">相关链接</h2> + +<ul> + <li>{{domxref("HTMLImageElement.referrer")}}、{{domxref("HTMLAreaElement.referrer")}}、{{domxref("HTMLIFrameElement.referrer")}}</li> +</ul> |