# 验证码功能 - 下载
```
npm i wutiaoyu-captcha -S
```

# 使用方法
```
const captcha = require('wutiaoyu-captcha')
let temp = captcha.create()
console.log(temp) 
```

# 验证码 - 结合HTTP模块

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