Getting started with Node. js-how to upload a node. js File

Getting started with Node. js-how to upload a node. js File

Author: zhanhailiang Date:

This article describes how to use Node. js to upload files.

1. initialize the project information: npm init

[root@~/wade/nodejs/nodejs-upload-image-demo]# npm initThis utility will walk you through creating a package.json file.It only covers the most common items, and tries to guess sane defaults. See `npm help json` for definitive documentation on these fieldsand exactly what they do. Use `npm install <pkg> --save` afterwards to install a package andsave it as a dependency in the package.json file. Press ^C at any time to quit.name: (nodejs-upload-image-demo) version: (1.0.0) description: how to use node.js to upload an imageentry point: (index.js) test command: git repository: (https://github.com/billfeller/nodejs-upload-image-demo.git) keywords: author: billfellerlicense: (ISC) MITAbout to write to /root/wade/nodejs/nodejs-upload-image-demo/package.json: {  "name": "nodejs-upload-image-demo",  "version": "1.0.0",  "description": "how to use node.js to upload an image",  "main": "index.js",  "scripts": {    "test": "echo \"Error: no test specified\" && exit 1"  },  "repository": {    "type": "git",    "url": "https://github.com/billfeller/nodejs-upload-image-demo.git"  },  "author": "billfeller",  "license": "MIT",  "bugs": {    "url": "https://github.com/billfeller/nodejs-upload-image-demo/issues"  },  "homepage": "https://github.com/billfeller/nodejs-upload-image-demo"}  Is this ok? (yes) yes

2. Modify package. json and configure the startup command:

"scripts": {     "start": "node index.js" },

3. install the dependency module: npm install formidable-save

4. function implementation:

• Index. js-Unified entry, including request processor registration;
• Server. js-server module, including server creation, request listening, and route policy execution;
• Router. js-routing policy, which routes requests to the corresponding processor based on the request url;
• RequestHandler. js -- request processor;

Complete source code see: https://github.com/billfeller/nodejs-upload-image-demo

5. Start the server:

[root@~/wade/nodejs/nodejs-upload-image-demo]# npm start > nodejs-upload-image-demo@1.0.0 start /root/wade/nodejs/nodejs-upload-image-demo> node index.js server is starting

6. Access and upload images through a browser:

6. refer:

• Node entry
• Nodebeginner