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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/fr/web/api/element/getattributenames | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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diff --git a/files/fr/web/api/element/getattributenames/index.html b/files/fr/web/api/element/getattributenames/index.html new file mode 100644 index 0000000000..8aa41d44ad --- /dev/null +++ b/files/fr/web/api/element/getattributenames/index.html @@ -0,0 +1,116 @@ +--- +title: Element.getAttributeNames() +slug: Web/API/Element/getAttributeNames +tags: + - API + - Attributs + - DOM + - Element + - Méthodes +translation_of: Web/API/Element/getAttributeNames +--- +<p>{{APIRef("DOM")}}</p> + +<p><code>Element.getAttributeNames()</code> renvoie les noms des attributs de l'élément sous la forme d'un {{jsxref("Array")}} (<em>tableau</em>) de chaînes de caractères. Si l'élément n'a pas d'attributs, il retourne un tableau vide.</p> + +<p>L'utilisation de <code>getAttributeNames()</code> complété par {{domxref("Element.getAttribute","getAttribute()")}}, est une alternative efficiente et performante pour l'accès à {{domxref("Element.attributes")}}.</p> + +<h2 id="Syntax" name="Syntax">Syntaxe</h2> + +<pre class="syntaxbox"><em>let attributeNames</em> = element.getAttributeNames(); +</pre> + +<h2 id="Example" name="Example">Exemple</h2> + +<pre class="brush:js">// Itérer sur les attributs de l'élément +for(let name of element.getAttributeNames()) +{ + let value = element.getAttribute(name); + console.log(name, value); +} +</pre> + +<h2 id="Polyfill">Polyfill</h2> + +<pre class="line-numbers language-html"><code class="language-html">if (Element.prototype.getAttributeNames == undefined) { + Element.prototype.getAttributeNames = function () { + var attributes = this.attributes; + var length = attributes.length; + var result = new Array(length); + for (var i = 0; i < length; i++) { + result[i] = attributes[i].name; + } + return result; + }; +}</code></pre> + +<h2 id="Spécifications">Spécifications</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Spécification</th> + <th scope="col">Statut</th> + <th scope="col">Commentaire</th> + </tr> + <tr> + <td>{{SpecName("DOM WHATWG", "#dom-element-getattributenames", "Element.getAttributeNames")}}</td> + <td>{{Spec2("DOM WHATWG")}}</td> + <td>Définition initiale.</td> + </tr> + </tbody> +</table> + +<h2 id="Compatibilité_des_navigateurs">Compatibilité des navigateurs</h2> + +<div>{{CompatibilityTable}}</div> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Fonctionnalité</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>Fonctionnalité</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> |