大家好，我是 @zloirock （Denis Pushkarev），一名全职开源开发者。 其实我不爱写长文，这篇文章原本只想聊聊 core-js 的后续主要 ...

'core-js' is used as the most standard Polyfill on a wide range of websites, and the number of downloads of 'core-js' through npm, a package management tool, has reached approximately 250 million ...