node+express+mysql服务端环境搭建

需求

使用node+express+mysql构建应用的服务端

步骤

1. 安装npm install node express mysql
2. 使用express搭建服务器

var express = require("express");
var app = express();
app.listen("8080");

1. 连接mysql数据库

var mysql = require("mysql");
var connection = mysql.createConnection({
    host: "localhost",
    user: "12345",
    password: "12345",
    database: "user"
});
connection.connect();
connection.query(操作命令，参数，callback);
connection.end();