# 2021.12.20 今天是每日时报陪伴您的第 639 天

[文章] 浏览器原生 structuredClone(结构化克隆) 方法用于对象的深拷贝:https://web.dev/structured-clone/ (opens new window)

[文章] JS 的 6 种打断点的方式,你用过几种:https://mp.weixin.qq.com/s/QpmxaUupr7xMrJnG3FEpZA (opens new window)

[工具] Tree 树形目录可视化生成器:https://devtool.tech/tree (opens new window)

[工具] Unix 命令的替代工具集合:https://github.com/ibraheemdev/modern-unix (opens new window)

Last Updated: 12/20/2021, 10:12:12 AM