input('url'); $size = $request->input('size', 150); return ''; } //二维码 public function qrcode() { $url = $_REQUEST['url']; $url = str_replace("%26","&",$url); $url = str_replace("%3F","?",$url); $url = str_replace("%3D","=",$url); require_once(resource_path('org/phpqrcode/phpqrcode.php')); return \QRcode::png($url,false,"H",6); } }