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learn-express's Introduction

一、express简介

1.1 概念

基于 Node.js 平台,快速、开放、极简的 web 开发框架

1.2 特点

  • node:异步、事件驱动、单线程、语言统一、适用I/O密集型高并发
  • express:更简洁的API、中间件、和路由让程序的组织管理变的更加容易、可拓展性强

1.3 安装

  • 安装node
  • 合适的命令行工具
  • 安装express(或者直接使用生成器express-generator)
  • nodejs和express的Hello World实例

1.4 其他工具

  • git 版本控制
  • mocha 测试
  • jsHint或ESLint代码检查
  • nodemon或node-dev开发中重启服务
  • 模块化工具Webpack

二、express核心

  • 请求和响应对象(request,response)
  • 模板引擎
  • 表单处理
  • cookie和session
  • 中间件

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