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 --- .../classes/public_class_fields/index.html | 4 --- .../reference/functions/arguments/index.html | 7 ----- .../functions/method_definitions/index.html | 2 -- .../global_objects/array/flatmap/index.html | 8 +---- .../global_objects/array/reduce/index.html | 4 --- .../global_objects/array/shift/index.html | 2 -- .../global_objects/array/slice/index.html | 2 -- .../global_objects/array/splice/index.html | 2 -- .../global_objects/array/values/index.html | 2 -- .../dataview/getbiguint64/index.html | 2 -- .../reference/global_objects/date/parse/index.html | 4 --- .../reference/global_objects/decodeuri/index.html | 12 -------- .../global_objects/decodeuricomponent/index.html | 4 --- .../reference/global_objects/eval/index.html | 2 -- .../global_objects/function/name/index.html | 4 --- .../global_objects/intl/datetimeformat/index.html | 2 -- .../intl/relativetimeformat/index.html | 2 -- .../reference/global_objects/math/index.html | 34 ---------------------- .../reference/global_objects/number/index.html | 4 --- .../global_objects/object/create/index.html | 2 -- .../reference/global_objects/parseint/index.html | 4 --- .../global_objects/promise/all/index.html | 2 -- .../reference/global_objects/promise/index.html | 4 +-- .../global_objects/promise/promise/index.html | 2 -- .../global_objects/promise/race/index.html | 2 -- .../global_objects/promise/resolve/index.html | 2 -- .../global_objects/promise/then/index.html | 2 -- .../global_objects/proxy/proxy/apply/index.html | 2 -- .../global_objects/regexp/test/index.html | 2 -- .../reference/global_objects/set/index.html | 4 --- .../reference/global_objects/set/size/index.html | 4 --- .../global_objects/sharedarraybuffer/index.html | 4 --- .../global_objects/string/match/index.html | 2 -- .../global_objects/string/padend/index.html | 2 -- .../global_objects/string/padstart/index.html | 2 -- .../global_objects/string/touppercase/index.html | 2 -- .../global_objects/symbol/hasinstance/index.html | 3 -- .../global_objects/symbol/split/index.html | 2 -- .../reference/global_objects/typedarray/index.html | 12 -------- .../global_objects/webassembly/instance/index.html | 9 ------ .../reference/operators/bitwise_and/index.html | 2 -- .../reference/operators/bitwise_or/index.html | 2 -- .../operators/bitwise_or_assignment/index.html | 2 -- .../reference/operators/bitwise_xor/index.html | 2 -- .../operators/division_assignment/index.html | 6 ---- .../reference/operators/exponentiation/index.html | 4 --- .../operators/exponentiation_assignment/index.html | 4 --- .../reference/operators/grouping/index.html | 2 -- .../reference/operators/inequality/index.html | 2 -- .../reference/operators/left_shift/index.html | 6 ---- .../operators/left_shift_assignment/index.html | 4 --- .../operators/less_than_or_equal/index.html | 2 -- .../reference/operators/logical_and/index.html | 2 -- .../operators/logical_and_assignment/index.html | 2 -- .../reference/operators/logical_not/index.html | 6 ---- .../logical_nullish_assignment/index.html | 2 -- .../reference/operators/logical_or/index.html | 2 -- .../nullish_coalescing_operator/index.html | 3 -- .../reference/operators/right_shift/index.html | 6 ---- .../operators/right_shift_assignment/index.html | 4 --- .../reference/operators/spread_syntax/index.html | 2 -- .../reference/operators/strict_equality/index.html | 2 -- .../operators/strict_inequality/index.html | 2 -- .../reference/operators/subtraction/index.html | 4 --- .../operators/subtraction_assignment/index.html | 4 --- .../reference/operators/unary_negation/index.html | 2 -- .../operators/unsigned_right_shift/index.html | 2 -- .../reference/statements/async_function/index.html | 2 -- .../reference/statements/function/index.html | 2 -- .../reference/statements/if...else/index.html | 4 --- .../reference/statements/throw/index.html | 4 --- 71 files changed, 3 insertions(+), 265 deletions(-) (limited to 'files/zh-cn/web/javascript/reference') diff --git a/files/zh-cn/web/javascript/reference/classes/public_class_fields/index.html b/files/zh-cn/web/javascript/reference/classes/public_class_fields/index.html index 45e9286ef6..64ce546ea0 100644 --- a/files/zh-cn/web/javascript/reference/classes/public_class_fields/index.html +++ b/files/zh-cn/web/javascript/reference/classes/public_class_fields/index.html @@ -142,10 +142,6 @@ console.log(sub.subInstanceField);

{{EmbedInteractiveExample("pages/js/classes-static.html")}}

- -

静态方法是在类的赋值阶段用Object.defineProperty方法添加到类中的。静态方法是可编辑的、不可遍历的和可配置的。

公共实例方法

diff --git a/files/zh-cn/web/javascript/reference/functions/arguments/index.html b/files/zh-cn/web/javascript/reference/functions/arguments/index.html index 8aff3819bd..501794e7f3 100644 --- a/files/zh-cn/web/javascript/reference/functions/arguments/index.html +++ b/files/zh-cn/web/javascript/reference/functions/arguments/index.html @@ -19,10 +19,6 @@ translation_of: Web/JavaScript/Reference/Functions/arguments

{{EmbedInteractiveExample("pages/js/functions-arguments.html")}}

- -

描述

@@ -98,9 +94,6 @@ var args = [...arguments];
arguments.callee
指向参数所属的当前执行的函数。
-

指向调用当前函数的函数。

diff --git a/files/zh-cn/web/javascript/reference/functions/method_definitions/index.html b/files/zh-cn/web/javascript/reference/functions/method_definitions/index.html index 372c50c880..ced585a822 100644 --- a/files/zh-cn/web/javascript/reference/functions/method_definitions/index.html +++ b/files/zh-cn/web/javascript/reference/functions/method_definitions/index.html @@ -15,8 +15,6 @@ translation_of: Web/JavaScript/Reference/Functions/Method_definitions
{{EmbedInteractiveExample("pages/js/functions-definitions.html")}}
- -

语法

var obj = {
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

 
 

diff --git a/files/zh-cn/web/javascript/reference/global_objects/dataview/getbiguint64/index.html b/files/zh-cn/web/javascript/reference/global_objects/dataview/getbiguint64/index.html
index d418df1366..08df757588 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/dataview/getbiguint64/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/dataview/getbiguint64/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/DataView/getBigUint64
 
 
{{EmbedInteractiveExample("pages/js/dataview-getbiguint64.html")}}

 
-
-
 
语法
dataview.getBigUint64(byteOffset [, littleEndian])

diff --git a/files/zh-cn/web/javascript/reference/global_objects/date/parse/index.html b/files/zh-cn/web/javascript/reference/global_objects/date/parse/index.html
index 9646b069da..68a8d136e7 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/date/parse/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/date/parse/index.html
@@ -167,10 +167,6 @@ Date.parse('foo-bar 2014');
 
 
 

 
-
-
 
{{Compat("javascript.builtins.Date.parse")}}
兼容性提示

diff --git a/files/zh-cn/web/javascript/reference/global_objects/decodeuri/index.html b/files/zh-cn/web/javascript/reference/global_objects/decodeuri/index.html
index f629d4ec9b..f45613cee2 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/decodeuri/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/decodeuri/index.html
@@ -16,10 +16,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/decodeURI
 
 
{{EmbedInteractiveExample("pages/js/globalprops-decodeuri.html")}}

 
-
-
 
语法
decodeURI(encodedURI)

@@ -106,11 +102,3 @@ translation_of: Web/JavaScript/Reference/Global_Objects/decodeURI
  
  • {{jsxref("encodeURI")}}
  • {{jsxref("encodeURIComponent")}}
    • 
-
-
    
- 
-
    
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/global_objects/decodeuricomponent/index.html b/files/zh-cn/web/javascript/reference/global_objects/decodeuricomponent/index.html
index ebe7d639ed..7db77bdbf1 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/decodeuricomponent/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/decodeuricomponent/index.html
@@ -144,7 +144,3 @@ translation_of: Web/JavaScript/Reference/Global_Objects/decodeURIComponent
  
  • {{jsxref("encodeURI")}}
  • {{jsxref("encodeURIComponent")}}
    • 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/global_objects/eval/index.html b/files/zh-cn/web/javascript/reference/global_objects/eval/index.html
index dc2e4f95a6..9e2ecdfcef 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/eval/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/eval/index.html
@@ -13,8 +13,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/eval
 
 
    {{EmbedInteractiveExample("pages/js/globalprops-eval.html")}}
    
 
-
-
 
    语法
    eval(string)
    
diff --git a/files/zh-cn/web/javascript/reference/global_objects/function/name/index.html b/files/zh-cn/web/javascript/reference/global_objects/function/name/index.html
index 80253d1caa..61f96599b8 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/function/name/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/function/name/index.html
@@ -60,10 +60,6 @@ try { object_someMethod } catch(e) { alert(e); }
 
 
    你不能更改函数的名称，此属性是只读的：
    
 
-
-
 
    var object = {
   // anonymous
   someMethod: function() {}
diff --git a/files/zh-cn/web/javascript/reference/global_objects/intl/datetimeformat/index.html b/files/zh-cn/web/javascript/reference/global_objects/intl/datetimeformat/index.html
index 1f446b3247..874f0cdbf7 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/intl/datetimeformat/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/intl/datetimeformat/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Intl/DateTimeFormat
 
 
    {{EmbedInteractiveExample("pages/js/intl-datetimeformat.html")}}
    
 
-
-
 
    语法
    
 
 
    new Intl.DateTimeFormat([locales[, options]])
diff --git a/files/zh-cn/web/javascript/reference/global_objects/intl/relativetimeformat/index.html b/files/zh-cn/web/javascript/reference/global_objects/intl/relativetimeformat/index.html
index a05c3385dd..d8206fe263 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/intl/relativetimeformat/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/intl/relativetimeformat/index.html
@@ -10,8 +10,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Intl/RelativeTimeFormat
 
 
    {{EmbedInteractiveExample("pages/js/intl-relativetimeformat.html")}}
    
 
-
-
 
    句法
    
 
 
    new Intl.RelativeTimeFormat([locales[, options]])
diff --git a/files/zh-cn/web/javascript/reference/global_objects/math/index.html b/files/zh-cn/web/javascript/reference/global_objects/math/index.html
index 3064bc3893..ae08c53771 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/math/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/math/index.html
@@ -127,40 +127,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Math
  
    返回一个数的整数部分，直接去除其小数点及之后的部分。
    
 
 
-
-
 
    规范
    
 
 
    
 
 
 
 
 
 
  
 
  
 
 
 
    
diff --git a/files/zh-cn/web/javascript/reference/global_objects/number/index.html b/files/zh-cn/web/javascript/reference/global_objects/number/index.html
index 7400ad4ee2..d53c952ea3 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/number/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/number/index.html
@@ -178,10 +178,6 @@ Number('-Infinity') //-Infinity
 
    浏览器兼容性
    
 
 
    
-
-
 
    {{Compat("javascript.builtins.Number")}}
    
 
    
 
diff --git a/files/zh-cn/web/javascript/reference/global_objects/object/create/index.html b/files/zh-cn/web/javascript/reference/global_objects/object/create/index.html
index 671c542a48..255cd9ec0c 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/object/create/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/object/create/index.html
@@ -16,8 +16,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Object/create
 
 
    {{EmbedInteractiveExample("pages/js/object-create.html", "taller")}}
    
 
-
-
 
    语法
    
 
 
    Object.create(proto，[propertiesObject])
    
diff --git a/files/zh-cn/web/javascript/reference/global_objects/parseint/index.html b/files/zh-cn/web/javascript/reference/global_objects/parseint/index.html
index 729aee8834..4f2def476a 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/parseint/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/parseint/index.html
@@ -16,10 +16,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/parseInt
 
 
    {{EmbedInteractiveExample("pages/js/globalprops-parseint.html")}}
    
 
-
-
 
    语法
    
 
 
    parseInt(string, radix);
    
diff --git a/files/zh-cn/web/javascript/reference/global_objects/promise/all/index.html b/files/zh-cn/web/javascript/reference/global_objects/promise/all/index.html
index 113760c25d..6ba1063df7 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/promise/all/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/promise/all/index.html
@@ -17,8 +17,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Promise/all
 
 
    {{EmbedInteractiveExample("pages/js/promise-all.html")}}
    
 
-
-
 
    语法
    
 
 
    Promise.all(iterable);
    
diff --git a/files/zh-cn/web/javascript/reference/global_objects/promise/index.html b/files/zh-cn/web/javascript/reference/global_objects/promise/index.html
index 418851f99a..5a5fd2d613 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/promise/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/promise/index.html
@@ -196,7 +196,7 @@ myFirstPromise.then(function(successMessage){
 
 
    高级示例
    
 
-
 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/bitwise_and/index.html b/files/zh-cn/web/javascript/reference/operators/bitwise_and/index.html
index c857ac2b41..017d0d464c 100644
--- a/files/zh-cn/web/javascript/reference/operators/bitwise_and/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/bitwise_and/index.html
@@ -10,8 +10,6 @@ original_slug: Web/JavaScript/Reference/Operators/按位与
 
 
    {{EmbedInteractiveExample("pages/js/expressions-bitwise-and.html")}}
    
 
-
-
 
    语法
    
 
 
    a & b
diff --git a/files/zh-cn/web/javascript/reference/operators/bitwise_or/index.html b/files/zh-cn/web/javascript/reference/operators/bitwise_or/index.html
index 245da8fdab..2f83d5d956 100644
--- a/files/zh-cn/web/javascript/reference/operators/bitwise_or/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/bitwise_or/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Bitwise_OR
 
 
    {{EmbedInteractiveExample("pages/js/expressions-bitwise-or.html")}}
    
 
-
-
 
    语法
    
 
 
    a | b
diff --git a/files/zh-cn/web/javascript/reference/operators/bitwise_or_assignment/index.html b/files/zh-cn/web/javascript/reference/operators/bitwise_or_assignment/index.html
index fad4f94082..c8e2692723 100644
--- a/files/zh-cn/web/javascript/reference/operators/bitwise_or_assignment/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/bitwise_or_assignment/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Bitwise_OR_assignment
 
 
    {{EmbedInteractiveExample("pages/js/expressions-bitwise-or-assignment.html")}}
    
 
-
-
 
    语法
    
 
 
    Operator: x |= y
diff --git a/files/zh-cn/web/javascript/reference/operators/bitwise_xor/index.html b/files/zh-cn/web/javascript/reference/operators/bitwise_xor/index.html
index e68e1d436b..1ec5d48f0a 100644
--- a/files/zh-cn/web/javascript/reference/operators/bitwise_xor/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/bitwise_xor/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Bitwise_XOR
 
 
    {{EmbedInteractiveExample("pages/js/expressions-bitwise-xor.html")}}
    
 
-
-
 
    语法
    
 
 
    a ^ b
diff --git a/files/zh-cn/web/javascript/reference/operators/division_assignment/index.html b/files/zh-cn/web/javascript/reference/operators/division_assignment/index.html
index a9d3508d00..167f41d33f 100644
--- a/files/zh-cn/web/javascript/reference/operators/division_assignment/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/division_assignment/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Division_assignment
 
 
    {{EmbedInteractiveExample("pages/js/expressions-division-assignment.html")}}
    
 
-
-
 
    语法
    
 
 
    Operator: x /= y
@@ -52,7 +50,3 @@ bar /= 0     // Infinity
    
  
  • Assignment operators in the JS guide
    • 
  
  • Division operator
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/exponentiation/index.html b/files/zh-cn/web/javascript/reference/operators/exponentiation/index.html
index 7e138abfa2..a98fd33e79 100644
--- a/files/zh-cn/web/javascript/reference/operators/exponentiation/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/exponentiation/index.html
@@ -101,7 +101,3 @@ NaN ** 2 // NaN
  
  • Unary negation operator
    • 
  
  • Unary plus operator
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/exponentiation_assignment/index.html b/files/zh-cn/web/javascript/reference/operators/exponentiation_assignment/index.html
index bd8e58da23..615530a4b4 100644
--- a/files/zh-cn/web/javascript/reference/operators/exponentiation_assignment/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/exponentiation_assignment/index.html
@@ -53,7 +53,3 @@ bar **= 'foo' // NaN
    
  
  • Assignment operators in the JS guide
    • 
  
  • Exponentiation operator
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/grouping/index.html b/files/zh-cn/web/javascript/reference/operators/grouping/index.html
index 5856cc2324..77e572a4ce 100644
--- a/files/zh-cn/web/javascript/reference/operators/grouping/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/grouping/index.html
@@ -13,8 +13,6 @@ translation_of: Web/JavaScript/Reference/Operators/Grouping
 
 
    {{EmbedInteractiveExample("pages/js/expressions-groupingoperator.html")}}
    
 
-
-
 
    语法
    
 
 
    译者：下列语法是 MDN 上已知的最简单的之一。
    
diff --git a/files/zh-cn/web/javascript/reference/operators/inequality/index.html b/files/zh-cn/web/javascript/reference/operators/inequality/index.html
index 6d5ed6ff6c..131144457c 100644
--- a/files/zh-cn/web/javascript/reference/operators/inequality/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/inequality/index.html
@@ -14,8 +14,6 @@ translation_of: Web/JavaScript/Reference/Operators/Inequality
 
 
    {{EmbedInteractiveExample("pages/js/expressions-inequality.html")}}
    
 
-
-
 
    语法
    
 
 
    x != y
    
diff --git a/files/zh-cn/web/javascript/reference/operators/left_shift/index.html b/files/zh-cn/web/javascript/reference/operators/left_shift/index.html
index 4bae0bcde0..3c4f0b3b6a 100644
--- a/files/zh-cn/web/javascript/reference/operators/left_shift/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/left_shift/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Left_shift
 
 
    {{EmbedInteractiveExample("pages/js/expressions-left-shift.html")}}
    
 
-
-
 
    语法
    
 
 
    a << b
@@ -66,7 +64,3 @@ translation_of: Web/JavaScript/Reference/Operators/Left_shift
  
  • Bitwise operators in the JS guide
    • 
  
  • Left shift assignment operator
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/left_shift_assignment/index.html b/files/zh-cn/web/javascript/reference/operators/left_shift_assignment/index.html
index e48b9616d0..c39333f30b 100644
--- a/files/zh-cn/web/javascript/reference/operators/left_shift_assignment/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/left_shift_assignment/index.html
@@ -53,7 +53,3 @@ a <<= 2; // 20
  
  • Assignment operators in the JS guide
    • 
  
  • Left shift operator
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/less_than_or_equal/index.html b/files/zh-cn/web/javascript/reference/operators/less_than_or_equal/index.html
index 498dc2bbfd..91d207ef1f 100644
--- a/files/zh-cn/web/javascript/reference/operators/less_than_or_equal/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/less_than_or_equal/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Less_than_or_equal
 
 
    {{EmbedInteractiveExample("pages/js/expressions-less-than-or-equal.html")}}
    
 
-
-
 
    Syntax
    
 
 
     x <= y
    
diff --git a/files/zh-cn/web/javascript/reference/operators/logical_and/index.html b/files/zh-cn/web/javascript/reference/operators/logical_and/index.html
index e418a76518..531875401e 100644
--- a/files/zh-cn/web/javascript/reference/operators/logical_and/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/logical_and/index.html
@@ -10,8 +10,6 @@ original_slug: Web/JavaScript/Reference/Operators/逻辑和
 
 
    {{EmbedInteractiveExample("pages/js/expressions-logical-and.html", "shorter")}}
    
 
-
-
 
    Syntax
    
 
 
    expr1 && expr2
diff --git a/files/zh-cn/web/javascript/reference/operators/logical_and_assignment/index.html b/files/zh-cn/web/javascript/reference/operators/logical_and_assignment/index.html
index 4ee00585a5..0f4604f232 100644
--- a/files/zh-cn/web/javascript/reference/operators/logical_and_assignment/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/logical_and_assignment/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Logical_AND_assignment
 
 
    {{EmbedInteractiveExample("pages/js/expressions-logical-and-assignment.html")}}
    
 
-
-
 
    语法
    
 
 
    expr1 &&= expr2
diff --git a/files/zh-cn/web/javascript/reference/operators/logical_not/index.html b/files/zh-cn/web/javascript/reference/operators/logical_not/index.html
index e27ad4db4f..222c1e6e3b 100644
--- a/files/zh-cn/web/javascript/reference/operators/logical_not/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/logical_not/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Logical_NOT
 
 
    {{EmbedInteractiveExample("pages/js/expressions-logical-not.html", "shorter")}}
    
 
-
-
 
    语法
    
 
 
    !expr
@@ -98,7 +96,3 @@ n6 = !!Boolean(false)         // !!falsy returns false
    
  
  • {{Glossary("Truthy")}}
    • 
  
  • {{Glossary("Falsy")}}
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/logical_nullish_assignment/index.html b/files/zh-cn/web/javascript/reference/operators/logical_nullish_assignment/index.html
index c4fea43591..a97320ba3a 100644
--- a/files/zh-cn/web/javascript/reference/operators/logical_nullish_assignment/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/logical_nullish_assignment/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Logical_nullish_assignment
 
 
    {{EmbedInteractiveExample("pages/js/expressions-logical-nullish-assignment.html")}}
    
 
-
-
 
    语法
    
 
 
    expr1 ??= expr2
diff --git a/files/zh-cn/web/javascript/reference/operators/logical_or/index.html b/files/zh-cn/web/javascript/reference/operators/logical_or/index.html
index 3604b99140..d159e76866 100644
--- a/files/zh-cn/web/javascript/reference/operators/logical_or/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/logical_or/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Logical_OR
 
 
    {{EmbedInteractiveExample("pages/js/expressions-logical-or.html", "shorter")}}
    
 
-
-
 
    语法
    
 
 
    expr1 || expr2
diff --git a/files/zh-cn/web/javascript/reference/operators/nullish_coalescing_operator/index.html b/files/zh-cn/web/javascript/reference/operators/nullish_coalescing_operator/index.html
index a70b8dad19..6888b2f10b 100644
--- a/files/zh-cn/web/javascript/reference/operators/nullish_coalescing_operator/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/nullish_coalescing_operator/index.html
@@ -18,9 +18,6 @@ translation_of: Web/JavaScript/Reference/Operators/Nullish_coalescing_operator
 
 
    {{EmbedInteractiveExample("pages/js/expressions-nullishcoalescingoperator.html")}}
    
 
-
-
 
    语法
    
 
 
    leftExpr ?? rightExpr
diff --git a/files/zh-cn/web/javascript/reference/operators/right_shift/index.html b/files/zh-cn/web/javascript/reference/operators/right_shift/index.html
index 583da5cafe..b8275e16d7 100644
--- a/files/zh-cn/web/javascript/reference/operators/right_shift/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/right_shift/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Right_shift
 
 
    {{EmbedInteractiveExample("pages/js/expressions-right-shift.html")}}
    
 
-
-
 
    语法
    
 
 
    a >> b
@@ -69,7 +67,3 @@ translation_of: Web/JavaScript/Reference/Operators/Right_shift
  
  • Bitwise operators in the JS guide
    • 
  
  • Right shift assignment operator
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/right_shift_assignment/index.html b/files/zh-cn/web/javascript/reference/operators/right_shift_assignment/index.html
index 0ebfbbd51e..069f47a628 100644
--- a/files/zh-cn/web/javascript/reference/operators/right_shift_assignment/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/right_shift_assignment/index.html
@@ -53,7 +53,3 @@ b >>= 2;  // -2 (-00000000000000000000000000000010)
    
  
  • Assignment operators in the JS guide
    • 
  
  • Right shift operator
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/spread_syntax/index.html b/files/zh-cn/web/javascript/reference/operators/spread_syntax/index.html
index 3f21c5b960..631a2ff8ca 100644
--- a/files/zh-cn/web/javascript/reference/operators/spread_syntax/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/spread_syntax/index.html
@@ -14,8 +14,6 @@ translation_of: Web/JavaScript/Reference/Operators/Spread_syntax
 
 
    {{EmbedInteractiveExample("pages/js/expressions-spreadsyntax.html")}}
    
 
-
-
 
    语法
    
 
 
    函数调用：
    
diff --git a/files/zh-cn/web/javascript/reference/operators/strict_equality/index.html b/files/zh-cn/web/javascript/reference/operators/strict_equality/index.html
index 1b8211841a..a352c8407b 100644
--- a/files/zh-cn/web/javascript/reference/operators/strict_equality/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/strict_equality/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Strict_equality
 
 
    {{EmbedInteractiveExample("pages/js/expressions-strict-equality.html")}}
    
 
-
-
 
    语法
    
 
 
    x === y
    
diff --git a/files/zh-cn/web/javascript/reference/operators/strict_inequality/index.html b/files/zh-cn/web/javascript/reference/operators/strict_inequality/index.html
index 26efd1748f..083c9470a7 100644
--- a/files/zh-cn/web/javascript/reference/operators/strict_inequality/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/strict_inequality/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Strict_inequality
 
 
    {{EmbedInteractiveExample("pages/js/expressions-strict-equality.html")}}
    
 
-
-
 
    语法
    
 
 
    x !== y
    
diff --git a/files/zh-cn/web/javascript/reference/operators/subtraction/index.html b/files/zh-cn/web/javascript/reference/operators/subtraction/index.html
index c4307e2ace..7eb1f7814a 100644
--- a/files/zh-cn/web/javascript/reference/operators/subtraction/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/subtraction/index.html
@@ -61,7 +61,3 @@ translation_of: Web/JavaScript/Reference/Operators/Subtraction
  
  • Unary negation operator
    • 
  
  • Unary plus operator
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/subtraction_assignment/index.html b/files/zh-cn/web/javascript/reference/operators/subtraction_assignment/index.html
index 9d96a67f7e..8052f01b9e 100644
--- a/files/zh-cn/web/javascript/reference/operators/subtraction_assignment/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/subtraction_assignment/index.html
@@ -53,7 +53,3 @@ bar -= 'foo' // NaN
    
  
  • Assignment operators in the JS guide
    • 
  
  • Subtraction operator
    • 
 
-
-
    
- 
-
    
diff --git a/files/zh-cn/web/javascript/reference/operators/unary_negation/index.html b/files/zh-cn/web/javascript/reference/operators/unary_negation/index.html
index 887a79a2a0..97eac43a02 100644
--- a/files/zh-cn/web/javascript/reference/operators/unary_negation/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/unary_negation/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Unary_negation
 
 
    {{EmbedInteractiveExample("pages/js/expressions-unary-negation.html")}}
    
 
-
-
 
    语法
    
 
 
    Operator: -x
diff --git a/files/zh-cn/web/javascript/reference/operators/unsigned_right_shift/index.html b/files/zh-cn/web/javascript/reference/operators/unsigned_right_shift/index.html
index 52f18ea92c..eb7b984194 100644
--- a/files/zh-cn/web/javascript/reference/operators/unsigned_right_shift/index.html
+++ b/files/zh-cn/web/javascript/reference/operators/unsigned_right_shift/index.html
@@ -9,8 +9,6 @@ translation_of: Web/JavaScript/Reference/Operators/Unsigned_right_shift
 
 
    {{EmbedInteractiveExample("pages/js/expressions-unsigned-right-shift.html")}}
    
 
-
-
 
    语法
    
 
 
    a >>> b
diff --git a/files/zh-cn/web/javascript/reference/statements/async_function/index.html b/files/zh-cn/web/javascript/reference/statements/async_function/index.html
index b4bdd88173..bca5f86818 100644
--- a/files/zh-cn/web/javascript/reference/statements/async_function/index.html
+++ b/files/zh-cn/web/javascript/reference/statements/async_function/index.html
@@ -19,8 +19,6 @@ translation_of: Web/JavaScript/Reference/Statements/async_function
 
 
    {{EmbedInteractiveExample("pages/js/statement-async.html", "taller")}}
    
 
-
-
 
    语法
    
 
 
    async function name([param[, param[, ... param]]]) {
diff --git a/files/zh-cn/web/javascript/reference/statements/function/index.html b/files/zh-cn/web/javascript/reference/statements/function/index.html
index 0ab978503d..4d8e036a2e 100644
--- a/files/zh-cn/web/javascript/reference/statements/function/index.html
+++ b/files/zh-cn/web/javascript/reference/statements/function/index.html
@@ -17,8 +17,6 @@ translation_of: Web/JavaScript/Reference/Statements/function
 
    你还可以使用  {{jsxref("Function")}} 构造函数和 一个{{jsxref("Operators/function", "function expression")}} 定义函数。
    
 
 
-
-
 
    语法
    
 
 
    function name([param,[, param,[..., param]]]) {
diff --git a/files/zh-cn/web/javascript/reference/statements/if...else/index.html b/files/zh-cn/web/javascript/reference/statements/if...else/index.html
index 8b57fa8188..3c64ce0538 100644
--- a/files/zh-cn/web/javascript/reference/statements/if...else/index.html
+++ b/files/zh-cn/web/javascript/reference/statements/if...else/index.html
@@ -14,10 +14,6 @@ translation_of: Web/JavaScript/Reference/Statements/if...else
 
 
    {{EmbedInteractiveExample("pages/js/statement-ifelse.html")}}
    
 
-
-
 
    语法
    
 
 
    if (condition)
diff --git a/files/zh-cn/web/javascript/reference/statements/throw/index.html b/files/zh-cn/web/javascript/reference/statements/throw/index.html
index 081352fdea..913f08361f 100644
--- a/files/zh-cn/web/javascript/reference/statements/throw/index.html
+++ b/files/zh-cn/web/javascript/reference/statements/throw/index.html
@@ -12,10 +12,6 @@ translation_of: Web/JavaScript/Reference/Statements/throw
 
 
    {{EmbedInteractiveExample("pages/js/statement-throw.html")}}
    
 
-
-
 
    语法
    
 
 
    throw expression; 
    
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