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TypeScript

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

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

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

[3] CodeMirror: JavaScript mode (2015-08-19 22:47:18 +09:00) https://codemirror.net/mode/javascript/index.html

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

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