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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/element/getattributenames/index.html | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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diff --git a/files/zh-cn/web/api/element/getattributenames/index.html b/files/zh-cn/web/api/element/getattributenames/index.html new file mode 100644 index 0000000000..d16ebf2b36 --- /dev/null +++ b/files/zh-cn/web/api/element/getattributenames/index.html @@ -0,0 +1,98 @@ +--- +title: Element.getAttributeNames() +slug: Web/API/Element/getAttributeNames +tags: + - getAttributeNames +translation_of: Web/API/Element/getAttributeNames +--- +<p>{{APIRef("DOM")}}</p> + +<p><span class="seoSummary"><code>Element.getAttributeNames()</code> 返回一个</span>{{jsxref("Array")}}<span class="seoSummary">,该数组包含指定元素(Element)的所有属性名称,如果该元素不包含任何属性,则返回一个空数组。</span></p> + +<p>将 <code>getAttributeNames()</code> 与 {{domxref("Element.getAttribute","getAttribute()")}} 组合使用, 是一种有效替代 {{domxref("Element.attributes")}} 的使用方法.</p> + +<h2 id="Syntax" name="Syntax">语法</h2> + +<pre class="syntaxbox"><em>let attributeNames</em> = element.getAttributeNames(); +</pre> + +<h2 id="Example" name="Example">例子</h2> + +<pre class="brush:js">// 遍历elements的元素 +for(let name of element.getAttributeNames()) +{ + let value = element.getAttribute(name); + console.log(name, value); +} +</pre> + +<h2 id="规范">规范</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Specification</th> + <th scope="col">Status</th> + <th scope="col">Comment</th> + </tr> + <tr> + <td>{{SpecName("DOM WHATWG", "#dom-element-getattributenames", "Element.getAttributeNames")}}</td> + <td>{{Spec2("DOM WHATWG")}}</td> + <td>Initial definition</td> + </tr> + </tbody> +</table> + +<h2 id="浏览器兼容性">浏览器兼容性</h2> + +<div>{{CompatibilityTable}}</div> + +<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>{{CompatChrome(61)}}</td> + <td>{{CompatGeckoDesktop(45)}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatOpera(48)}}</td> + <td>{{CompatSafari(9)}}</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Android Webview</th> + <th>Chrome for Android</th> + <th>Firefox Mobile (Gecko)</th> + <th>Firefox OS</th> + <th>IE Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatChrome(61)}}</td> + <td>{{CompatChrome(61)}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatOperaMobile(48)}}</td> + <td>{{CompatUnknown}}</td> + </tr> + </tbody> +</table> +</div> |