diff options
Diffstat (limited to 'files/zh-cn/web/javascript/reference/global_objects/array/flatmap')
| -rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/array/flatmap/index.html | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/files/zh-cn/web/javascript/reference/global_objects/array/flatmap/index.html b/files/zh-cn/web/javascript/reference/global_objects/array/flatmap/index.html index 8383d4be6a..d0c4cfc9b5 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/array/flatmap/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/array/flatmap/index.html @@ -13,9 +13,7 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Array/flatMap <p><code><strong>flatMap()</strong></code> 方法首先使用映射函数映射每个元素，然后将结果压缩成一个新数组。它与 <a href="/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/map">map</a> 连着深度值为1的 <a href="/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/flat">flat</a> 几乎相同，但 <code>flatMap</code> 通常在合并成一种方法的效率稍微高一些。</p> -<p class="hidden">\{{EmbedInteractiveExample("pages/js/array-flatmap.html")}}</p> - -<p class="hidden">此交互式示例的源代码存储在GitHub存储库中。如果您想要为交互式示例项目做出贡献，请复制https：//github.com/mdn/interactive-examples，并向我们发送 pull request。</p> +<p>\{{EmbedInteractiveExample("pages/js/array-flatmap.html")}}</p> <h2 id="语法">语法</h2> @@ -110,10 +108,6 @@ arr.reduce((acc, x) => acc.concat([x, x * 2]), []); <p>请注意，这是低效的，并且应该避免大型阵列：在每次迭代中，它创建一个必须被垃圾收集的新临时数组，并且它将元素从当前的累加器数组复制到一个新的数组中，而不是将新的元素添加到现有的数组中。</p> -<div class="hidden"> -<p>Please do not add polyfills on this article. For reference, please check: <a href="https://discourse.mozilla.org/t/mdn-rfc-001-mdn-wiki-pages-shouldnt-be-a-distributor-of-polyfills/24500">https://discourse.mozilla.org/t/mdn-rfc-001-mdn-wiki-pages-shouldnt-be-a-distributor-of-polyfills/24500</a></p> -</div> - <h2 id="规范">规范</h2> <table class="standard-table"> |