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| author | MDN <actions@users.noreply.github.com> | 2021-05-29 01:14:43 +0000 |
|---|---|---|
| committer | MDN <actions@users.noreply.github.com> | 2021-05-29 01:14:43 +0000 |
| commit | d94b4f47476bbc901753f68d6dfe317e1c5c732e (patch) | |
| tree | 590036437f5c828d71f35d6880228be2b4361b50 /files/zh-cn/web/javascript/reference/operators | |
| parent | 05a7219ba9605649cb6daa281e26209eaa73adf0 (diff) | |
| download | translated-content-d94b4f47476bbc901753f68d6dfe317e1c5c732e.tar.gz translated-content-d94b4f47476bbc901753f68d6dfe317e1c5c732e.tar.bz2 translated-content-d94b4f47476bbc901753f68d6dfe317e1c5c732e.zip | |
[CRON] sync translated content
Diffstat (limited to 'files/zh-cn/web/javascript/reference/operators')
| -rw-r--r-- | files/zh-cn/web/javascript/reference/operators/pipeline_operator/index.html | 76 |
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diff --git a/files/zh-cn/web/javascript/reference/operators/pipeline_operator/index.html b/files/zh-cn/web/javascript/reference/operators/pipeline_operator/index.html deleted file mode 100644 index d8087ba0e3..0000000000 --- a/files/zh-cn/web/javascript/reference/operators/pipeline_operator/index.html +++ /dev/null @@ -1,76 +0,0 @@ ---- -title: 管道操作符 -slug: Web/JavaScript/Reference/Operators/Pipeline_operator -tags: - - Experimental - - JavaScript - - Operator - - 语法糖 - - 链式 - - 链式调用 -translation_of: Web/JavaScript/Reference/Operators/Pipeline_operator -original_slug: Web/JavaScript/Reference/Operators/管道操作符 ---- -<div>{{jsSidebar("Operators")}} {{SeeCompatTable}}</div> - -<p>试验性的管道操作符 <code>|></code> （目前其标准化流程处于 stage 1 阶段）允许以一种易读的方式去对函数链式调用。本质上来说，管道操作符是单参数函数调用的语法糖，它允许你像这样执行一个调用：</p> - -<pre class="brush: js">let url = "%21" |> decodeURI;</pre> - -<p>使用传统语法写的话，等效的代码是这样的：</p> - -<pre class="brush: js">let url = decodeURI("%21"); -</pre> - -<h2 id="语法">语法</h2> - -<pre class="syntaxbox">expression |> function</pre> - -<h2 id="例子">例子</h2> - -<h3 id="函数链式调用">函数链式调用</h3> - -<p>当链式调用多个函数时，使用管道操作符可以改善代码的可读性。</p> - -<pre class="brush: js">const double = (n) => n * 2; -const increment = (n) => n + 1; - -// 没有用管道操作符 -double(increment(double(5))); // 22 - -// 用上管道操作符之后 -5 |> double |> increment |> double; // 22 -</pre> - -<h2 id="规范">规范</h2> - -<table class="standard-table"> - <thead> - <tr> - <th scope="col">规范</th> - <th scope="col">状态</th> - <th scope="col">备注</th> - </tr> - </thead> - <tbody> - <tr> - <td><a href="http://tc39.github.io/proposal-pipeline-operator/">Pipeline operator draft</a></td> - <td>Stage 1</td> - <td>Not part of the ECMAScript specification yet.</td> - </tr> - </tbody> -</table> - -<h2 id="浏览器兼容性Edit">浏览器兼容性<a class="button section-edit only-icon" href="https://developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Operators/Bitwise_Operators$edit#浏览器兼容性" rel="nofollow, noindex"><span>Edit</span></a></h2> - -<div> - - -<p>{{Compat("javascript.operators.pipeline")}}</p> -</div> - -<h2 id="参见">参见</h2> - -<ul> - <li>GitHub 上的 <a href="https://github.com/tc39/proposals">TC39/proposals</a></li> -</ul> |