get(); $request->session()->set('captcha', [ 'captcha' => strtolower($builder->getPhrase()), 'expire' => time() + 60 * 5 ]); // 输出验证码二进制数据 return response($img_content, 200, ['Content-Type' => 'image/jpeg']); } public function captcha_base64(Request $request) { return Captcha::captcha(); } public function captcha_json(Request $request) { return $this->resData(Captcha::captchaCode()); } }