现代 JavaScript 教程(The Modern JavaScript Tutorial),以最新的 ECMAScript 规范为基准,通过简单但足够详细的内容,为你讲解从基础到高阶的 JavaScript 相关知识。
Update 1-js/02-first-steps/12-nullish-coalescing-operator/article.md
Co-authored-by: Martin <a545067127@outlook.com>
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