随笔分类 - node.js
node 服务启动
摘要：var fs = require('fs'); var path = require('path'); var express = require('express'); var app = express(); app.use(express.static(path.resolve(__dirna
node require('http') 模块实现文件上传
摘要：let filedata = require("fs").readFileSync(res.data); let filename = "gamepath.txt"; Content-Disposition: form-data; name="file"; filename="1.txt" Cont
webpack 安装babel处理ES6语法
摘要：1.package.json 下6个包（版本不同可能会出错，注意版本） babel-loader：加载器 @babel/core：babel核心包,babel-loader的核心依赖 @babel/preset-env：ES语法分析包 @babel/runtime和@babel/plugin-tra
webpack 的环境搭建
摘要：1. npm init -y2. 创建src 2.1 创建index.html 2.2 main .js 3. 创建配置 webpack.config.js var path = require('path') module.exports = { entry: path.join(__dirnam
node 服务器添加数据到 SQL server
摘要：var sql = require("mssql"); var config = { user: "sa", password: "******", //密码 database: 'ShopDB', server: 'localhost', } sql.connect(config, functio
web 服务器 post请求
摘要：var http = require("http"); var fs = require("fs"); var querystring = require("querystring"); var server = http.createServer(function (request, respon
web 服务器 路由
摘要：var http = require("http"); var fs = require("fs"); var server = http.createServer(function (request, response) { var url = request.url; if (url "/" |
node 服务器 响应 html
摘要：var http = require("http"); var fs = require("fs"); var server = http.createServer(function (request, response) { response.writeHead(200, { "Content-t
node 服务器响应 json
摘要：var http = require("http"); var server = http.createServer(function (request, response) { response.writeHead(200, { "Content-type": "application/json"
文件流
摘要：var fs = require("fs"); var readstream = fs.createReadStream(__dirname + "\\stuff\\readMe.txt"); var writestream = fs.createWriteStream(__dirname + "\
文件处理
摘要：var fs = require("fs"); //创建目录 fs.mkdir("stuff", function () { fs.readFile("readMe.txt", "utf-8", function (err, data) { fs.writeFile("./stuff/readMe.
node文件读写
摘要：var fs = require("fs"); var readme = fs.readFileSync("readMe.txt", "utf-8"); //同步读取 var writeme = fs.writeFileSync("writeMe.txt", "写入！"); //同步写入 conso
事件触发
摘要：var util = require("util"); var event = require("events"); var Person = function (name) { this.name = name; } util.inherits(Person, event.EventEmitter
js 的导出引用
摘要：init.js var stuff = require("./node"); console.log(stuff.conter(2333)) console.log(stuff.pi) node.js var conter = function (count) { return "this coun
