From ea514a38735125a2b5468300311ea8b2389c8863 Mon Sep 17 00:00:00 2001 From: t7yang Date: Mon, 10 Jan 2022 08:38:06 +0800 Subject: remove hidden class for zh-CN --- .../javascript/reference/global_objects/array/flatmap/index.html | 8 +------- .../javascript/reference/global_objects/array/reduce/index.html | 4 ---- .../javascript/reference/global_objects/array/shift/index.html | 2 -- .../javascript/reference/global_objects/array/slice/index.html | 2 -- .../javascript/reference/global_objects/array/splice/index.html | 2 -- .../javascript/reference/global_objects/array/values/index.html | 2 -- 6 files changed, 1 insertion(+), 19 deletions(-) (limited to 'files/zh-cn/web/javascript/reference/global_objects/array') 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

flatMap() 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 map 连着深度值为1的 flat 几乎相同，但 flatMap 通常在合并成一种方法的效率稍微高一些。

- - - +

\{{EmbedInteractiveExample("pages/js/array-flatmap.html")}}

语法

@@ -110,10 +108,6 @@ arr.reduce((acc, x) => acc.concat([x, x * 2]), []);

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。

- -

规范

diff --git a/files/zh-cn/web/javascript/reference/global_objects/array/reduce/index.html b/files/zh-cn/web/javascript/reference/global_objects/array/reduce/index.html index cc217e28af..c362c85c77 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/array/reduce/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/array/reduce/index.html @@ -17,10 +17,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Array/Reduce
{{EmbedInteractiveExample("pages/js/array-reduce.html")}}
- -

reducer 函数接收4个参数:

diff --git a/files/zh-cn/web/javascript/reference/global_objects/array/shift/index.html b/files/zh-cn/web/javascript/reference/global_objects/array/shift/index.html index 3675c12bc4..834f64aa96 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/array/shift/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/array/shift/index.html @@ -15,8 +15,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Array/shift
{{EmbedInteractiveExample("pages/js/array-shift.html")}}
- -

语法

arr.shift()
diff --git a/files/zh-cn/web/javascript/reference/global_objects/array/slice/index.html b/files/zh-cn/web/javascript/reference/global_objects/array/slice/index.html index b69293d1db..0aa5dc1186 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/array/slice/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/array/slice/index.html @@ -16,8 +16,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Array/slice
{{EmbedInteractiveExample("pages/js/array-slice.html")}}
- -

语法

arr.slice([begin[, end]])
diff --git a/files/zh-cn/web/javascript/reference/global_objects/array/splice/index.html b/files/zh-cn/web/javascript/reference/global_objects/array/splice/index.html index b2bb7374dd..6d660999b6 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/array/splice/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/array/splice/index.html @@ -16,8 +16,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Array/splice
{{EmbedInteractiveExample("pages/js/array-splice.html")}}
- -

语法

array.splice(start[, deleteCount[, item1[, item2[, ...]]]])
diff --git a/files/zh-cn/web/javascript/reference/global_objects/array/values/index.html b/files/zh-cn/web/javascript/reference/global_objects/array/values/index.html
index d8cc03f53f..92e3920d88 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/array/values/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/array/values/index.html
@@ -84,8 +84,6 @@ iterator.next().value; //  "n"
 
如果数组中元素改变，那么迭代器的值也会改变
- -

规范

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