diff options
Diffstat (limited to 'files/pt-br/web/api/document/head/index.html')
-rw-r--r-- | files/pt-br/web/api/document/head/index.html | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/files/pt-br/web/api/document/head/index.html b/files/pt-br/web/api/document/head/index.html new file mode 100644 index 0000000000..af0331459f --- /dev/null +++ b/files/pt-br/web/api/document/head/index.html @@ -0,0 +1,102 @@ +--- +title: Document.head +slug: Web/API/Document/head +translation_of: Web/API/Document/head +--- +<p>{{APIRef("DOM")}}</p> + +<p>Retorna o elemento {{HTMLElement("head")}} do documento atual. Se existir mais de um elemento <code><head></code>, apenas o primeiro será devolvido.</p> + +<h2 id="Syntax" name="Syntax">Sintaxe</h2> + +<pre class="syntaxbox"><em>var objRef</em> = document.head; +</pre> + +<h2 id="Example" name="Example">Exemplo</h2> + +<pre class="brush: js">// No HTML: <head id="my-document-head"> +var aHead = document.head; + +alert(aHead.id); // "my-document-head"; + +alert( document.head === document.querySelector("head") ); // true +</pre> + +<h2 id="Example" name="Example">Notas</h2> + +<p><code>document.head</code> suporta apenas leitura. Qualquer tentativa de atribuir um valor a essa propriedade irá falhar silenciosamente ou irá, usando o modo <a href="/en-US/docs/Web/JavaScript/Reference/Functions_and_function_scope/Strict_mode">ECMAScript Strict</a> de um browser Gecko, disparar um <a href="/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypeError"><code>TypeError</code></a>.</p> + +<h2 id="Especificações">Especificações</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Especificação</th> + <th scope="col">Status</th> + <th scope="col">Comentário</th> + </tr> + <tr> + <td>{{SpecName("HTML5 W3C", "dom.html#dom-tree-accessors", "document.head")}}</td> + <td>{{Spec2("HTML5 W3C")}}</td> + <td>Definição inicial</td> + </tr> + </tbody> +</table> + +<h2 id="Compatibilidade_entre_Browsers">Compatibilidade entre Browsers</h2> + +<div>{{CompatibilityTable}}</div> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Recurso</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari</th> + </tr> + <tr> + <td>Suporte básico</td> + <td>4.0</td> + <td>{{CompatGeckoDesktop("2")}}</td> + <td>9.0</td> + <td>11.0</td> + <td>5.0</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Recurso</th> + <th>Android</th> + <th>Firefox Mobile (Gecko)</th> + <th>IE Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + </tr> + <tr> + <td>Suporte básico</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatGeckoMobile("2")}}</td> + <td>9.0</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + </tr> + </tbody> +</table> +</div> + +<h2 id="sect1"> </h2> + +<h2 id="Veja_Também">Veja Também</h2> + +<ul> + <li>{{domxref("document.body")}}</li> +</ul> |