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author | MDN <actions@users.noreply.github.com> | 2021-04-17 00:11:36 +0000 |
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committer | MDN <actions@users.noreply.github.com> | 2021-04-17 00:11:36 +0000 |
commit | 0ccebc7eb352eda4d26d0b876fea36f24f482eec (patch) | |
tree | f5c0a32bc5149d8bd5aa7942577758ce7c8ed485 /files/zh-cn/web | |
parent | 40cd01daeb2f6f7fff40ff2986208513afc8678e (diff) | |
download | translated-content-0ccebc7eb352eda4d26d0b876fea36f24f482eec.tar.gz translated-content-0ccebc7eb352eda4d26d0b876fea36f24f482eec.tar.bz2 translated-content-0ccebc7eb352eda4d26d0b876fea36f24f482eec.zip |
[CRON] sync translated content
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diff --git a/files/zh-cn/web/api/parentnode/append/index.html b/files/zh-cn/web/api/parentnode/append/index.html deleted file mode 100644 index 247291f59e..0000000000 --- a/files/zh-cn/web/api/parentnode/append/index.html +++ /dev/null @@ -1,146 +0,0 @@ ---- -title: ParentNode.append() -slug: Web/API/ParentNode/append -tags: - - API - - DOM - - Node - - ParentNode - - Reference -translation_of: Web/API/ParentNode/append ---- -<div>{{APIRef("DOM")}}</div> - -<div> <strong><code>ParentNode.append</code></strong> 方法在 <code>ParentNode</code>的最后一个子节点之后插入一组 {{domxref("Node")}} 对象或 {{domxref("DOMString")}} 对象。</div> - -<div>被插入的 {{domxref("DOMString")}} 对象等价为 {{domxref("Text")}} 节点。</div> - -<div></div> - -<div>与 {{domxref("Node.appendChild()")}} 的差异:</div> - -<div></div> - -<ul> - <li><code>ParentNode.append()</code>允许追加 {{domxref("DOMString")}} 对象,而<code><font face="Open Sans, Arial, sans-serif"> </font>Node.appendChild()</code> 只接受 {{domxref("Node")}} 对象。</li> - <li><code>ParentNode.append()</code> <a href="https://repl.it/FgPh/1">没有返回值</a>,而 <code>Node.appendChild()</code> 返回追加的 {{domxref("Node")}} 对象。</li> - <li><code>ParentNode.append()</code> 可以追加多个节点和字符串,而 <code>Node.appendChild()</code> 只能追加一个节点。</li> -</ul> - -<h2 id="语法">语法</h2> - -<pre class="syntaxbox">[Throws, Unscopable] -void ParentNode.append((Node or DOMString)... nodes); -</pre> - -<h3 id="参数">参数</h3> - -<dl> - <dt><code>nodes</code></dt> - <dd>一组要插入的 {{domxref("Node")}} 或 {{domxref("DOMString")}} 对象。</dd> -</dl> - -<h3 id="异常">异常</h3> - -<ul> - <li>{{domxref("HierarchyRequestError")}}: 在层次结构中的指定点不能插入节点。</li> -</ul> - -<h2 id="示例">示例</h2> - -<h3 id="插入一个元素节点">插入一个元素节点</h3> - -<pre class="brush: js">var parent = document.createElement("div"); -var p = document.createElement("p"); -parent.append(p); - -console.log(parent.childNodes); // NodeList [ <p> ] -</pre> - -<h3 id="插入文本">插入文本</h3> - -<pre class="brush: js">var parent = document.createElement("div"); -parent.append("Some text"); - -console.log(parent.textContent); // "Some text"</pre> - -<h3 id="插入一个节点,同时插入一些文本">插入一个节点,同时插入一些文本</h3> - -<pre class="brush: js">var parent = document.createElement("div"); -var p = document.createElement("p"); -parent.append("Some text", p); - -console.log(parent.childNodes); // NodeList [ #text "Some text", <p> ]</pre> - -<h3 id="ParentNode.append_方法在_with_语句中不生效"><code>ParentNode.append()</code> 方法在 with 语句中不生效</h3> - -<p>为了保证向后兼容,append 方法在 with 语句中会被特殊处理,详情请看 {{jsxref("Symbol.unscopables")}}。</p> - -<pre class="brush: js">var parent = document.createElement("div"); - -with(parent) { - append("foo"); -} -// ReferenceError: append is not defined </pre> - -<h2 id="Polyfill">Polyfill</h2> - -<p>下面的 Polyfill 只支持到 IE 9 及以上:</p> - -<pre class="brush: js">// Source: https://github.com/jserz/js_piece/blob/master/DOM/ParentNode/append()/append().md -(function (arr) { - arr.forEach(function (item) { - if (item.hasOwnProperty('append')) { - return; - } - Object.defineProperty(item, 'append', { - configurable: true, - enumerable: true, - writable: true, - value: function append() { - var argArr = Array.prototype.slice.call(arguments), - docFrag = document.createDocumentFragment(); - - argArr.forEach(function (argItem) { - var isNode = argItem instanceof Node; - docFrag.appendChild(isNode ? argItem : document.createTextNode(String(argItem))); - }); - - this.appendChild(docFrag); - } - }); - }); -})([Element.prototype, Document.prototype, DocumentFragment.prototype]);</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-parentnode-append', 'ParentNode.append()')}}</td> - <td>{{Spec2('DOM WHATWG')}}</td> - <td>Initial definition.</td> - </tr> - </tbody> -</table> - -<h2 id="浏览器兼容">浏览器兼容</h2> - - - -<p>{{Compat("api.ParentNode.append")}}</p> - -<h2 id="相关链接">相关链接</h2> - -<ul> - <li>{{domxref("ParentNode")}} and {{domxref("ChildNode")}}</li> - <li>{{domxref("ParentNode.prepend()")}}</li> - <li>{{domxref("Node.appendChild()")}}</li> - <li>{{domxref("ChildNode.after()")}}</li> - <li>{{domxref("NodeList")}}</li> -</ul> diff --git a/files/zh-cn/web/api/parentnode/prepend/index.html b/files/zh-cn/web/api/parentnode/prepend/index.html deleted file mode 100644 index f5e1a9fb55..0000000000 --- a/files/zh-cn/web/api/parentnode/prepend/index.html +++ /dev/null @@ -1,134 +0,0 @@ ---- -title: ParentNode.prepend() -slug: Web/API/ParentNode/prepend -tags: - - API - - DOM - - Method - - Node - - ParentNode - - Reference - - prepend - - 方法 -translation_of: Web/API/ParentNode/prepend ---- -<div>{{APIRef("DOM")}}</div> - -<p><strong><code>ParentNode.prepend</code></strong> 方法可以在父节点的第一个子节点之前插入一系列{{domxref("Node")}}对象或者{{domxref("DOMString")}}对象。{{domxref("DOMString")}}会被当作{{domxref("Text")}}节点对待(也就是说插入的不是HTML代码)。</p> - -<h2 id="语法">语法</h2> - -<pre class="syntaxbox">ParentNode.prepend((Node or DOMString)... nodes); -</pre> - -<h3 id="参数">参数</h3> - -<dl> - <dt><code>nodes</code></dt> - <dd>要插入的一系列{{domxref("Node")}}或者{{domxref("DOMString")}}。</dd> -</dl> - -<h3 id="返回值">返回值</h3> - -<p><code>undefined</code>.</p> - -<h3 id="错误">错误</h3> - -<ul> - <li>{{domxref("HierarchyRequestError")}}:节点不能插入当前层级内。</li> -</ul> - -<h2 id="例子">例子</h2> - -<h3 id="Prepending_an_element">Prepending an element</h3> - -<pre class="brush: js">var parent = document.createElement("div"); -var p = document.createElement("p"); -var span = document.createElement("span"); -parent.append(p); -parent.prepend(span); - -console.log(parent.childNodes); // NodeList [ <span>, <p> ] -</pre> - -<h3 id="Prepending_text">Prepending text</h3> - -<pre class="brush: js">var parent = document.createElement("div"); -parent.append("Some text"); -parent.prepend("Headline: "); - -console.log(parent.textContent); // "Headline: Some text"</pre> - -<h3 id="Appending_an_element_and_text">Appending an element and text</h3> - -<pre class="brush: js">var parent = document.createElement("div"); -var p = document.createElement("p"); -parent.prepend("Some text", p); - -console.log(parent.childNodes); // NodeList [ #text "Some text", <p> ]</pre> - -<h3 id="ParentNode.prepend_is_unscopable"><code>ParentNode.prepend()</code> is unscopable</h3> - -<p><code>prepend()不能在with语句内使用,详情参考</code>{{jsxref("Symbol.unscopables")}}。</p> - -<pre class="brush: js">var parent = document.createElement("div"); - -with(parent) { - prepend("foo"); -} -// ReferenceError: prepend is not defined </pre> - -<h2 id="Polyfill">Polyfill</h2> - -<p>使用下面的代码在IE9或更高版本中模拟<code>prepend()</code>方法:</p> - -<pre class="brush: js">// from: https://github.com/jserz/js_piece/blob/master/DOM/ParentNode/prepend()/prepend().md -(function (arr) { - arr.forEach(function (item) { - item.prepend = item.prepend || function () { - var argArr = Array.prototype.slice.call(arguments), - docFrag = document.createDocumentFragment(); - - argArr.forEach(function (argItem) { - var isNode = argItem instanceof Node; - docFrag.appendChild(isNode ? argItem : document.createTextNode(String(argItem))); - }); - - this.insertBefore(docFrag, this.firstChild); - }; - }); -})([Element.prototype, Document.prototype, DocumentFragment.prototype]);</pre> - -<h2 id="说明">说明</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-parentnode-prepend', 'ParentNode.prepend()')}}</td> - <td>{{Spec2('DOM WHATWG')}}</td> - <td>Initial definition.</td> - </tr> - </tbody> -</table> - -<h2 id="兼容性">兼容性</h2> - - - -<p>{{Compat("api.ParentNode.prepend")}}</p> - -<h2 id="See_also">See also</h2> - -<ul> - <li>{{domxref("ParentNode")}} and {{domxref("ChildNode")}}</li> - <li>{{domxref("ParentNode.append()")}}</li> - <li>{{domxref("Node.appendChild()")}}</li> - <li>{{domxref("Node.insertBefore()")}}</li> - <li>{{domxref("ChildNode.before()")}}</li> - <li>{{domxref("NodeList")}}</li> -</ul> diff --git a/files/zh-cn/web/guide/events/creating_and_triggering_events/index.html b/files/zh-cn/web/guide/events/creating_and_triggering_events/index.html deleted file mode 100644 index 65249da219..0000000000 --- a/files/zh-cn/web/guide/events/creating_and_triggering_events/index.html +++ /dev/null @@ -1,136 +0,0 @@ ---- -title: 创建和触发 events -slug: Web/Guide/Events/Creating_and_triggering_events -tags: - - Advanced - - DOM - - Guide - - events -translation_of: Web/Guide/Events/Creating_and_triggering_events ---- -<p>本文演示了如何创建和分派DOM事件。这些事件通常称为<strong>合成事件</strong>,而不是浏览器本身触发的事件。</p> - -<h2 id="创建自定义事件">创建自定义事件</h2> - -<p>Events 可以使用 <a href="/zh/docs/Web/API/Event"><code>Event</code></a> 构造函数创建如下:</p> - -<pre class="brush: js">var event = new Event('build'); - -// Listen for the event. -elem.addEventListener('build', function (e) { ... }, false); - -// Dispatch the event. -elem.dispatchEvent(event);</pre> - -<p>上述代码使用了 <a href="https://wiki.developer.mozilla.org/en-US/docs/Web/API/EventTarget/dispatchEvent">EventTarget.dispatchEvent()</a> 方法。</p> - -<p><span style="line-height: 1.5;">绝大多数现代浏览器中都会支持这个构造函数(Internet Explorer 例外)。 要了解更为复杂的方法,可参考下面的 </span><a href="#The_old-fashioned_way" style="line-height: 1.5;" title="#过时的方式">过时的方式</a><span style="line-height: 1.5;"> 一节。</span></p> - -<h3 id="添加自定义数据_–_CustomEvent">添加自定义数据 – CustomEvent()</h3> - -<p>要向事件对象添加更多数据,可以使用 <a href="/zh-CN/docs/Web/API/CustomEvent">CustomEvent</a> 接口,detail 属性可用于传递自定义数据。<br> - 例如,event 可以创建如下:</p> - -<pre class="brush: js">var event = new CustomEvent('build', { 'detail': elem.dataset.time });</pre> - -<p><span style="line-height: 1.5;">下面的代码允许你在事件监听器中访问更多的数据:</span></p> - -<pre class="brush: js">function eventHandler(e) { - log('The time is: ' + e.detail); -} -</pre> - -<h3 id="过时的方式">过时的方式</h3> - -<p>早期的创建事件的方法使用了受Java启发的API。下面展示了一个示例:</p> - -<pre class="brush: js">// Create the event. -var event = document.createEvent('Event'); - -// Define that the event name is 'build'. -event.initEvent('build', true, true); - -// Listen for the event. -document.addEventListener('build', function (e) { - // e.target matches document from above -}, false); - -// target can be any Element or other EventTarget. -document.dispatchEvent(event); -</pre> - -<h3 id="事件冒泡">事件冒泡</h3> - -<p>通常需要从子元素触发事件,并让祖先捕获它:</p> - -<pre class="brush: html"><form> - <textarea></textarea> -</form></pre> - -<pre class="brush: js">const form = document.querySelector('form'); -const textarea = document.querySelector('textarea'); - -// Create a new event, allow bubbling, and provide any data you want to pass to the "details" property -const eventAwesome = new CustomEvent('awesome', { - bubbles: true, - detail: { text: () => textarea.value } -}); - -// The form element listens for the custom "awesome" event and then consoles the output of the passed text() method -form.addEventListener('awesome', e => console.log(e.detail.text())); - -// As the user types, the textarea inside the form dispatches/triggers the event to fire, and uses itself as the starting point -textarea.addEventListener('input', e => e.target.dispatchEvent(eventAwesome));</pre> - -<h3 id="动态创建和派发事件">动态创建和派发事件</h3> - -<p>元素可以侦听尚未创建的事件:</p> - -<pre class="brush: html"><code><form> - <textarea></textarea> -</form></code></pre> - -<pre class="brush: js">const form = document.querySelector('form'); -const textarea = document.querySelector('textarea'); - -form.addEventListener('awesome', e => console.log(e.detail.text())); - -textarea.addEventListener('input', function() { - // Create and dispatch/trigger an event on the fly - // Note: Optionally, we've also leveraged the "function expression" (instead of the "arrow function expression") so "this" will represent the element - this.dispatchEvent(new CustomEvent('awesome', { bubbles: true, detail: { text: () => textarea.value } })) -});</pre> - - - -<h2 id="触发内置事件">触发内置事件</h2> - -<p>下面的例子演示了一个在复选框上点击(click)的模拟(就是说在程序里生成一个click事件),这个模拟点击使用了DOM方法。<a href="http://developer.mozilla.org/samples/domref/dispatchEvent.html">参见这个动态示例</a></p> - -<pre class="brush: js">function simulateClick() { - var event = new MouseEvent('click', { - 'view': window, - 'bubbles': true, - 'cancelable': true - }); - var cb = document.getElementById('checkbox'); - var cancelled = !cb.dispatchEvent(event); - if (cancelled) { - // A handler called preventDefault. - alert("cancelled"); - } else { - // None of the handlers called preventDefault. - alert("not cancelled"); - } -} -</pre> - -<h2 id="Browser_compatibility" name="Browser_compatibility">参见</h2> - -<ul> - <li><a href="https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent/CustomEvent">CustomEvent()</a></li> - <li>{{domxref("document.createEvent()")}}</li> - <li>{{domxref("Event.initEvent()")}}</li> - <li>{{domxref("EventTarget.dispatchEvent()")}}</li> - <li>{{domxref("EventTarget.addEventListener()")}}</li> -</ul> |