Nodes Verification Code

A common requirement.

Know-How to discuss: http://www.zhihu.com/question/32156977

Node-canvas installed on Mac There's a problem, maybe I don't have sudo

Used Ccap: Very good.

Simple example: http://snoopyxdy.blog.163.com/blog/static/60117440201301842110923/

Github:https://github.com/automattic/node-canvas

Installation: node Install CCAP

var express = require (' Express '); var router = Express. Router (), var ccap = require (' Ccap '), var util = require (' util ');/* GET home page. */router.get ('/', function (req, res, next) {  //Res.render (' index ', {title: ' Express '});  Res.render (' index.html ');}); Router.get ('/test ', function (req, res, next) {var ary = Ccap.get ();    var txt = ary[0];    var buf = ary[1];    Res.end (BUF);    Console.log (Util.inspect ({buf:buf}));    Console.log (TXT);    Res.render (' index ', {title: ' Express '});    Res.render (' index.html ');}); Module.exports = router;

Nodes Verification Code