/**
* [code 验证码]
* @return [type] [description]
*/
public function code()
{
$code = new verificationCode(80, 32, 4, false);
$codeNum = $code->getCheckCode();
myRedis::set('code', $codeNum, 120, 's');
$codeImg = $code->showImage();
}
/**
* [init 载入配置文件 实例化对象]
* @return [type] [description]
*/
public static function init()
{
self::$redis = new Client(require BASE_PATH . self::CONFIG_FILE);
}