# 基礎

本部分介紹了 TypeScript 中的常用型別和一些基本概念，旨在讓大家對 TypeScript 有個初步的理解。具體內容包括：

* [原始資料型別](/typescript-tutorial/basics/primitive-data-types.md)
* [任意值](/typescript-tutorial/basics/any.md)
* [型別推論](/typescript-tutorial/basics/type-inference.md)
* [聯合型別](/typescript-tutorial/basics/union-types.md)
* [物件的型別——介面](/typescript-tutorial/basics/type-of-object-interfaces.md)
* [陣列的型別](/typescript-tutorial/basics/type-of-array.md)
* [函式的型別](/typescript-tutorial/basics/type-of-function.md)
* [型別斷言](/typescript-tutorial/basics/type-assertion.md)
* [宣告檔案](/typescript-tutorial/basics/declaration-files.md)
* [內建物件](/typescript-tutorial/basics/built-in-objects.md)
* [上一章：Hello TypeScript](/typescript-tutorial/introduction/hello-typescript.md)
* [下一章：原始資料型別](/typescript-tutorial/basics/primitive-data-types.md)


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