1.PHPqrCode It's a PHP Two dimensional code generation class library , Using it, you can easily generate two-dimensional code , The official website provides downloads and multiple demos demo,

https://sourceforge.net/projects/phpqrcode/

Or from Baidu network disk download

link :https://pan.baidu.com/s/13LMGKWqs1JzV3Gk1YU5RuQ
Extraction code :53mq

2. Put it in your project directory

3. quote

 public function qrcode($url="www.baidu.com",$level=3,$size=4)
{
Vendor('phpqrcode.phpqrcode');
$errorCorrectionLevel =intval($level) ;// Fault tolerance level
$matrixPointSize = intval($size);// Generate image size
// Generate QR code image
$object = new \QRcode(); $object->png($url, 'picture12323.png', $errorCorrectionLevel, $matrixPointSize, 2); }

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