TP generate two-dimensional code plug-ins

installation

composer require endroid/qrcode

use:

use Endroid\QrCode\QrCode

Then this library to change it in the path: the path of your project \ vendor \ endroid \ qrcode \ src \ QrCode.php
changed

const LABEL_FONT_PATH_DEFAULT = '';

Code:

<? PHP 
 namespace App \ ADMIN \ Controller; 
use Endroid \ QrCode \ QrCode; 
class QRC the extends Index {
        public function View () 
    { 
        $ qrcode = new new QrCode (); 
        $ URL = ' https://www.baidu.com ' ; // add HTTP: // this scan code can jump directly URL 
        $ qrCode-> the setText (URL $)
             -> the setSize ( 300 ) // size 
            -> setLabelFontPath (VENDOR_PATH. ' endroid \ qrcode \ Assets \ noto_sans.otf ' )
            ->setErrorCorrectionLevel('high')
            ->setForegroundColor(array('r' => 0, 'g' => 0, 'b' => 0, 'a' => 0))
            ->setBackgroundColor(array('r' => 255, 'g' => 255, 'b' => 255, 'a' => 0))
            ->setLabel('推广码')
            ->setLabelFontSize(16);
        header('Content-Type: '.$qrCode->getContentType());
        echo $qrCode->writeString();
        exit;
    }
}

 

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