wylsvg-captcha

###验证码--下载

npm i wylsvg-captcha -S

###验证码--使用

const svg=require('wylsvg-captcha')
let temp=svg.captcha()
console.log(temp)

###验证码--配合HTTP模块

const svg=require('wylsvg-captcha')
const http=require('http')
http.createServer((req,res)=>{
    res.setHeader('content-type','text/html;charset=utf-8')
    let temp=svg.captcha()
    res.end('temp.data')
}).listen(3000,()=>{
    console.log('启动成功，通过http://localhost:3000')
})