这是我的第一篇博客文章，介绍这个使用 Next.js + Python 构建的博客。
Introduces some common methods of string
Introduces common methods for arrays in Js
This article introduces the three types of variables under the ES6 standard in Js, as well as some concepts derived from them.
This article, based on MDN documentation, introduces Js closures.
This article introduces some commonly used methods of the Object type
Filter and sort posts with multiple criteria