kikiki-kiki
https://blog.hatena.ne.jp/kikiki-kiki/
かもメモ
https://chaika.hatenablog.com/
JavaScript
Object.keys() オブジェクトのキー一覧が配列で取れる const Idols = { 'cute': ['Ichigo', 'Sakura', 'Akari', 'Madoka', 'Maria'], 'cool': ['Aoi', 'Yurika', 'Shion', 'Sumire', 'Seira'], 'sexy': ['Ran', 'Mitsuki', 'Hikari', 'Juri', 'Sora'], 'pop': ['Otome', 'Kaede', 'Mikuru', 'Hinaki', 'KoKone'] }; Object.keys(Idols) // => …
190
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Hatena Blog
https://hatena.blog
2020-12-24 08:30:00
JavaScript Object <---> Array の操作 Object.keys(), Object.values(), Object.entries(), Object.fromEntries()
rich
https://chaika.hatenablog.com/entry/2020/12/24/083000
1.0
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