diff options
author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
---|---|---|
committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/zh-cn/web/api/css/escape | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
download | translated-content-33058f2b292b3a581333bdfb21b8f671898c5060.tar.gz translated-content-33058f2b292b3a581333bdfb21b8f671898c5060.tar.bz2 translated-content-33058f2b292b3a581333bdfb21b8f671898c5060.zip |
initial commit
Diffstat (limited to 'files/zh-cn/web/api/css/escape')
-rw-r--r-- | files/zh-cn/web/api/css/escape/index.html | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/files/zh-cn/web/api/css/escape/index.html b/files/zh-cn/web/api/css/escape/index.html new file mode 100644 index 0000000000..3271798047 --- /dev/null +++ b/files/zh-cn/web/api/css/escape/index.html @@ -0,0 +1,125 @@ +--- +title: CSS.escape() +slug: Web/API/CSS/escape +tags: + - CSS + - escape() + - 参考 + - 方法 +translation_of: Web/API/CSS/escape +--- +<p>{{APIRef("CSSOM")}}{{SeeCompatTable}}</p> + +<p> <code><strong>CSS.escape()</strong></code> 静态方法返回 {{domxref("DOMString")}} 包含作为参数传递的转义字符串,主要用作CSS选择器的一部分。</p> + +<h2 id="语法">语法</h2> + +<pre class="syntaxbox"><em>escapedStr</em> = CSS.escape(str); +</pre> + +<h3 id="参数">参数</h3> + +<dl> + <dt><em>str</em></dt> + <dd>The {{domxref("DOMString")}} to be escaped.</dd> +</dl> + +<h2 id="实例">实例</h2> + +<h3 id="基本结果">基本结果</h3> + +<pre class="brush: js">CSS.escape(".foo#bar") // "\.foo\#bar" +CSS.escape("()[]{}") // "\(\)\[\]\\{\\}" +CSS.escape('--a') // "--a" +CSS.escape(0) // "\30 ", Unicode代码点“0”是30 +CSS.escape('\0') // "\ufffd", Unicode替换字符 </pre> + +<h3 id="在上下文使用">在上下文使用</h3> + +<p>要转义一个字符串作为选择器使用, <code>escape()</code>方法可以用于:</p> + +<pre class="brush: js">var element = document.querySelector('#' + CSS.escape(id) + ' > img');</pre> + +<p><code>escape()</code>方法也可以用于转义字符串,它也转义了不严格需要转义的字符:</p> + +<pre class="brush: js">var element = document.querySelector('a[href="#' + CSS.escape(fragment) + '"]');</pre> + +<h2 id="规范">规范</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">格式</th> + <th scope="col">状态</th> + <th scope="col">备注</th> + </tr> + <tr> + <td>{{SpecName('CSSOM', '#the-css.escape()-method', 'CSS.escape()')}}</td> + <td>{{Spec2('CSSOM')}}</td> + <td>Initial definition</td> + </tr> + </tbody> +</table> + +<h2 id="浏览器兼容性">浏览器兼容性</h2> + +<p>{{CompatibilityTable}}</p> + +<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</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatChrome(46.0)}}</td> + <td>{{CompatGeckoDesktop("31")}}<sup>[1]</sup></td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Android</th> + <th>Android Webview</th> + <th>Firefox Mobile (Gecko)</th> + <th>IE Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + <th>Chrome for Android</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatNo}}</td> + <td>{{CompatChrome(46.0)}}</td> + <td>{{CompatGeckoMobile("31")}}<sup>[1]</sup></td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatChrome(46.0)}}</td> + </tr> + </tbody> +</table> +</div> + +<p>[1] Firefox 32做了一些小的修改,以符合规范和CSS语法的发展。标识符现在可以以' -- '开始,第二个破折号不能被转义。另外供应商标识符也不会被更改。</p> + +<h2 id="参见">参见</h2> + +<ul> + <li>The {{domxref("CSS")}} interface where this static method resides.</li> + <li><a href="https://github.com/mathiasbynens/CSS.escape/blob/master/css.escape.js">A polyfill for the CSS.escape</a></li> +</ul> |