什么是npm ? npm全称是Node Package Manager npm makes it easy for JavaScript developers to share and reuse code, and it makes it easy to update the code that you're sharing. npm 是 nodejs 的包管理和分发工具.它 可以让 javascript 开发者能够更加轻松的共享代码和共用代码片段,并且通过 npm 管理你分享的代码也很方便快…