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-rw-r--r--files/zh-cn/web/javascript/data_structures/index.html4
1 files changed, 2 insertions, 2 deletions
diff --git a/files/zh-cn/web/javascript/data_structures/index.html b/files/zh-cn/web/javascript/data_structures/index.html
index 193a5cc08a..8e1d7d433a 100644
--- a/files/zh-cn/web/javascript/data_structures/index.html
+++ b/files/zh-cn/web/javascript/data_structures/index.html
@@ -26,7 +26,7 @@ foo = true; // foo is a Boolean now
<p>最新的 ECMAScript 标准定义了 8 种数据类型:</p>
<ul>
- <li>6 种{{Glossary("Primitive", "原始类型")}},使用 {{Glossary("typeof")}} 运算符检查:
+ <li>7 种{{Glossary("Primitive", "原始类型")}},使用 {{Glossary("typeof")}} 运算符检查:
<ul>
<li>{{Glossary("undefined")}}:<code>typeof instance === "undefined"</code></li>
<li>{{Glossary("Boolean")}}:<code>typeof instance === "boolean"</code></li>
@@ -34,9 +34,9 @@ foo = true; // foo is a Boolean now
<li>{{Glossary("String")}}:<code>typeof instance === "string</code></li>
<li>{{Glossary("BigInt")}}:<code>typeof instance === "bigint"</code></li>
<li>{{Glossary("Symbol")}} :<code>typeof instance === "symbol"</code></li>
+ <li>{{Glossary("null")}}:<code>typeof instance === "object"</code>。</li>
</ul>
</li>
- <li>{{Glossary("null")}}:<code>typeof instance === "object"</code>。</li>
<li>{{Glossary("Object")}}:<code>typeof instance === "object"</code>。任何 {{Glossary("constructed")}} 对象实例的特殊非数据结构类型,也用做数据结构:new {{Glossary("Object")}},new {{Glossary("Array")}},new {{Glossary("Map")}},new {{Glossary("Set")}},new {{Glossary("WeakMap")}},new {{Glossary("WeakSet")}},new {{Glossary("Date")}},和几乎所有通过 {{Glossary("new keyword")}} 创建的东西。</li>
</ul>