[5] 
[DFN[TypeScript]]
は
[[JavaScript]]
から派生した[[プログラミング言語]]です。


[1] ( ([TIME[2014-04-02 22:45:06 +09:00]] 版))
<http://www.typescriptlang.org/Content/TypeScript%20Language%20Specification.pdf>

[2] [CITE@en-US[Announcing TypeScript 2.0 Beta | TypeScript]]
([TIME[2016-07-14 00:47:05 +09:00]])
<https://blogs.msdn.microsoft.com/typescript/2016/07/11/announcing-typescript-2-0-beta/>

[FIG(quote)[
[FIGCAPTION[
[3] [CITE[CodeMirror: JavaScript mode]]
([TIME[2015-08-19 22:47:18 +09:00]])
<https://codemirror.net/mode/javascript/index.html>
]FIGCAPTION]

> MIME types defined: text/javascript, application/json, application/ld+json, text/typescript, application/typescript.

]FIG]


[4] [CITE@en[bug(esm): TypeScript is not an ECMAScript superset post-ES2015 · Issue #50501 · microsoft/TypeScript · GitHub]], [TIME[2023-01-16T06:10:56.000Z]] <https://github.com/microsoft/TypeScript/issues/50501>