diff options
Diffstat (limited to 'files/zh-tw/web/api/domparser/index.html')
| -rw-r--r-- | files/zh-tw/web/api/domparser/index.html | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/files/zh-tw/web/api/domparser/index.html b/files/zh-tw/web/api/domparser/index.html new file mode 100644 index 0000000000..4ded67f1c3 --- /dev/null +++ b/files/zh-tw/web/api/domparser/index.html @@ -0,0 +1,200 @@ +--- +title: DOMParser +slug: Web/API/DOMParser +tags: + - DOMParser SVG XML +translation_of: Web/API/DOMParser +--- +<p>{{APIRef("DOM")}}{{SeeCompatTable}}</p> + +<p><code>DOMParser可以將XML或是HTML格式的字串轉成</code>DOM <a href="/en-US/docs/DOM/document">文件</a>. <code>DOMParser</code>的規格請參閱<a href="http://html5.org/specs/dom-parsing.html">DOM解譯與串流化</a>.</p> + +<p>請注意<a href="/en-US/docs/DOM/XMLHttpRequest" title="DOM/XMLHttpRequest">XMLHttpRequest</a>解譯的是URL連結內容裡的XML與HTML文件.</p> + +<h2 id="產生一個_DOMParser">產生一個 DOMParser</h2> + +<p>" <code>new DOMParser()" 可產生DOMParser</code>.</p> + +<p><code>關於如何在Firefox外掛程式中產生DOMParser,</code>請參考<code><a href="/en-US/docs/nsIDOMParser" title="nsIDOMParser">nsIDOMParser</a>文件</code></p> + +<h2 id="解譯_XML">解譯 XML</h2> + +<p>產生解譯物件後，請呼叫<code>parseFromString方法函式來將XML字串轉換成DOM物件</code>:</p> + +<pre class="brush: js">var parser = new DOMParser(); +var doc = parser.parseFromString(stringContainingXMLSource, "application/xml"); +</pre> + +<h3 id="Error_handling" name="Error_handling">錯誤處理</h3> + +<p>請注意如果解譯過程出錯,目前的<code>DOMParser不會丟出異常物件(exception)，但是會回傳一個錯誤文件</code>(請看程式臭蟲{{Bug(45566)}}):</p> + +<pre class="brush:xml"><parsererror xmlns="http://www.mozilla.org/newlayout/xml/parsererror.xml"> +(error description) +<sourcetext>(a snippet of the source XML)</sourcetext> +</parsererror> +</pre> + +<p>解譯錯誤也會記錄在錯誤終端機中（<a href="/en-US/docs/Error_Console" title="Error Console">Error Console</a>）, 紀錄裡頭的文件URI (如下) 則為錯誤來源.</p> + +<h2 id="解譯_SVG_或_HTML_文件">解譯 SVG 或 HTML 文件</h2> + +<p><code>DOMParser也可以用來解譯 </code>SVG 文件 {{geckoRelease("10.0")}} 或是 HTML 文件 {{geckoRelease("12.0")}}. 可以依 MIME 格式，輸出三種不同格式. 如果MIME 格式是 <code>text/xml</code>,輸出的格式為 <code>XMLDocument</code>, 如果 MIME 格式是 <code>image/svg+xml</code>, 輸出格式為 <code>SVGDocument,</code> 如果 MIME 格式是 <code>text/html</code>, 輸出格式則為 <code>HTMLDocument</code>.</p> + +<pre class="brush: js">var parser = new DOMParser(); +var doc = parser.parseFromString(stringContainingXMLSource, "application/xml"); +// returns a Document, but not a SVGDocument nor a HTMLDocument + +parser = new DOMParser(); +doc = parser.parseFromString(stringContainingXMLSource, "image/svg+xml"); +// returns a SVGDocument, which also is a Document. + +parser = new DOMParser(); +doc = parser.parseFromString(stringContainingHTMLSource, "text/html"); +// returns a HTMLDocument, which also is a Document. +</pre> + +<h3 id="其他瀏覽器可用的DOMParser_HTML_外掛程式">其他瀏覽器可用的DOMParser HTML 外掛程式</h3> + +<pre class="brush: js">/* + * DOMParser HTML extension + * 2012-09-04 + * + * By Eli Grey, http://eligrey.com + * Public domain. + * NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK. + */ + +/*! @source https://gist.github.com/1129031 */ +/*global document, DOMParser*/ + +(function(DOMParser) { + "use strict"; + + var + proto = DOMParser.prototype + , nativeParse = <span style="font-size: 1rem;">proto</span><span style="font-size: 1rem;">.parseFromString</span> + ; + + // Firefox/Opera/IE throw errors on unsupported types + try { + // WebKit returns null on unsupported types + if ((new DOMParser()).parseFromString("", "text/html")) { + // text/html parsing is natively supported + return; + } + } catch (ex) {} + + <span style="font-size: 1rem;">proto</span><span style="font-size: 1rem;">.parseFromString = function(markup, type) {</span> + if (/^\s*text\/html\s*(?:;|$)/i.test(type)) { + var + doc = document.implementation.createHTMLDocument("") + ; + if (markup.toLowerCase().indexOf('<!doctype') > -1) { + doc.documentElement.innerHTML = markup; + } + else { + doc.body.innerHTML = markup; + } + return doc; + } else { + return <span style="font-size: 1rem;">nativeParse</span><span style="font-size: 1rem;">.apply(this, arguments);</span> + } + }; +}(DOMParser)); +</pre> + +<h3 id="DOMParser_from_ChromeJSMXPCOMPrivileged_Scope">DOMParser from Chrome/JSM/XPCOM/Privileged Scope</h3> + +<p>See article here: <a href="/en-US/docs/nsIDOMParser">nsIDOMParser</a></p> + +<h2 id="Browser_compatibility" name="Browser_compatibility">瀏覽器相容性</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>XML support</td> + <td>{{CompatChrome(1)}}</td> + <td>{{CompatGeckoDesktop(1)}}</td> + <td>{{CompatIE(9)}}</td> + <td>{{CompatOpera(8)}}</td> + <td>{{CompatSafari(3.2)}}</td> + </tr> + <tr> + <td>SVG support</td> + <td>{{CompatChrome(4)}}</td> + <td>{{CompatGeckoDesktop(10.0)}}</td> + <td>{{CompatIE(10)}}</td> + <td>{{CompatOpera(15)}}</td> + <td>{{CompatSafari(3.2)}}</td> + </tr> + <tr> + <td>HTML support</td> + <td>{{CompatChrome(30)}}</td> + <td>{{CompatGeckoDesktop(12.0)}}</td> + <td>{{CompatIE(10)}}</td> + <td>{{CompatOpera(17)}}</td> + <td>{{CompatSafari(7.1)}}</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 Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + </tr> + <tr> + <td>XML support</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatUnknown}}</td> + </tr> + <tr> + <td>SVG support</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatGeckoMobile(10.0)}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + </tr> + <tr> + <td>HTML support</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatGeckoMobile(12.0)}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + </tr> + </tbody> +</table> +</div> + +<h2 id="See_also" name="See_also">參考資料</h2> + +<ul> + <li><a href="/en-US/docs/Parsing_and_serializing_XML" title="Parsing_and_serializing_XML">Parsing and serializing XML</a></li> + <li><a href="/en-US/docs/DOM/XMLHttpRequest" title="DOM/XMLHttpRequest">XMLHttpRequest</a></li> + <li><a href="/en-US/docs/XMLSerializer" title="XMLSerializer">XMLSerializer</a></li> + <li><a href="/en-US/Add-ons/Code_snippets/HTML_to_DOM">Parsing HTML to DOM</a></li> +</ul> |