本书是一本 Node.js 的入门教程,写给想了解 Node.js 的开发人员。我的目标是使读者通 过阅读本书,学会使用 Node.js 进行 Web 后端开发-This book is an introductory tutorial Node.js, wrote Node.js developers who want to learn. My goal is to make the reader by reading this book, learn to use Node.js backend for Web development