{"type":"rich","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpc.atsuhiro-me.net%2Fentry%2F2023%2F07%2F05%2F160010\" title=\" JavaScript \u306e Number.isFinite() \u3068 isFinite() \u306e\u9055\u3044 - \u307f\u30fc\u306e\u307a\u30fc\u3058\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["JavaScript"],"provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/atsuhiro-me/","title":" JavaScript \u306e Number.isFinite() \u3068 isFinite() \u306e\u9055\u3044","published":"2023-07-05 16:00:10","blog_title":"\u307f\u30fc\u306e\u307a\u30fc\u3058","url":"https://pc.atsuhiro-me.net/entry/2023/07/05/160010","blog_url":"https://pc.atsuhiro-me.net/","author_name":"atsuhiro-me","provider_url":"https://hatena.blog","version":"1.0","image_url":null,"description":"JavaScript \u3067 isFinite(null) \u304c true \u3068\u8a55\u4fa1\u3055\u308c\u308b\u3053\u3068\u306b\u6c17\u3065\u3044\u3066\u8efd\u304f\u7d76\u671b\u3057\u307e\u3057\u305f\uff0e\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u3066\u78ba\u8a8d\u3057\u307e\u3057\u305f\uff0e package.json { \"name\": \"isfinite\", \"version\": \"1.0.0\", \"scripts\": { \"test\": \"vitest\" }, \"devDependencies\": { \"vitest\": \"^0.32.4\" } } test.spec.ts import { assert, describe, it } from \"vitest\"; describe(\"Number.isFinit\u2026","height":"190"}