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# System prepended metadata

title: '[JS] 變數與資料型別'
tags: [JavaScript]

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---
tags: JavaScript
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###### tags: JavaScript

[JS] 變數與資料型別
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# 變數(Variable)的種類 - 基本型別(primitives types)
1. 字串(String)
2. 數字(Number)
3. 布林(Boolean)
4. undefined
5. null
6. Symbol