node-pure-captcha
v1.0.0
Published
a pure nodejs captcha
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nodecaptcha
pure nodejs captcha
//eg
//for koa
var VerifyImage=require("./index.js");
module.exports=async (ctx,next)=>{
await next();
var vImage=new VerifyImage();
vImage.init();
var code=vImage.create();
//保存code 到session 以待使用
ctx.body=vImage.output();
};
//a test
const VerifyImage=require("./index.js");
const fs=require("fs");
var img=new VerifyImage();
img.init();
var code=img.create();
console.log('生成的验证码是:',code);
var bf=img.output();
fs.writeFile("code.gif",bf,function(){
console.log('保存验证码图片到code.gif');
});