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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/zh-cn/web/api/csssupportsrule/index.html | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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diff --git a/files/zh-cn/web/api/csssupportsrule/index.html b/files/zh-cn/web/api/csssupportsrule/index.html new file mode 100644 index 0000000000..2bea90d1bb --- /dev/null +++ b/files/zh-cn/web/api/csssupportsrule/index.html @@ -0,0 +1,103 @@ +--- +title: CSSSupportsRule +slug: Web/API/CSSSupportsRule +translation_of: Web/API/CSSSupportsRule +--- +<p>{{APIRef("CSSOM")}}</p> + +<p>该 <strong><code>CSSSupportsRule</code></strong> 接口描述了代表一个 CSS 对象{{cssxref("@supports")}} <a href="/en-US/docs/Web/CSS/At-rule">at-rule</a>. 它实现了 {{domxref("CSSConditionRule")}} 接口, 因此 {{domxref("CSSRule指定规则")}} 和{{domxref("CSSGroupingRule")}} 用一个类型值接口 <code>12</code> (<code>CSSRule.SUPPORTS_RULE</code>).</p> + +<h2 id="句法">句法</h2> + +<p>该语法使用所描述的<a href="http://dev.w3.org/2006/webapi/WebIDL/">WebIDL</a> 格式.</p> + +<pre class="syntaxbox">接口 CSSSupportsRule : CSSConditionRule { +} +</pre> + +<h2 id="性能">性能</h2> + +<p>作为{{domxref("CSSConditionRule")}} 因此一个 {{domxref("CSSRule指定规则")}} and和一{{domxref("CSSGroupingRule")}}, <code>CSSSupportsRule</code> 还实现了,这些接口的属性。它没有特定的属性</p> + +<h2 id="方法">方法</h2> + +<p>作为{{domxref("CSSConditionRule")}} 因此一个 {{domxref("CSSRule指定规则")}}和{{domxref("CSSGroupingRule")}}, <code>CSSSupportsRule</code> 也实现了这个接口的方法。他没有具体属性的方法</p> + +<h2 id="规范">规范</h2> + +<table class="standard-table"> + <thead> + <tr> + <th scope="col">规范</th> + <th scope="col">状态</th> + <th scope="col">注释</th> + </tr> + </thead> + <tbody> + <tr> + <td>{{ SpecName('CSS3 Conditional', '#the-csssupportsrule-interface', 'CSSSupportsRule') }}</td> + <td>{{ Spec2('CSS3 Conditional') }}</td> + <td>初始定义</td> + </tr> + </tbody> +</table> + +<h2 id="游览器兼容性">游览器兼容性</h2> + +<p>{{CompatibilityTable}}</p> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari (WebKit)</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatNo}}</td> + <td>{{CompatGeckoDesktop("17")}}<sup>[1]</sup></td> + <td>{{CompatNo}}</td> + <td>12.10</td> + <td>{{CompatNo}}</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>{{CompatNo}}</td> + <td>{{CompatGeckoMobile("17")}}<sup>[1]</sup></td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + </tr> + </tbody> +</table> +</div> + +<p>[1] 作为前叠这规则是没有意义的 <code>CSSSupportsRule</code> 只支持,如果用户可以通过设置配置的值i<code>layout.css.supports-rule.enable</code> 的真实.</p> + +<p>从Firefox 17到 Firefox 19 在内, <code>CSSSupportsRule</code> 直接来自 <code>CSSRule</code> 的方法和属性定义在 <code>CSSConditionRule</code>现在的水平,在 <code>CSSSupportsRule</code>定义.该规范草案改变了,并已更新了 Firefox 20 was updated.</p> + +<h2 id="See_also">See also</h2> + +<ul> + <li>{{cssxref("@supports")}}</li> +</ul> |