TP中使用phpqrcode生成二维码

STEP1:下载phpqrcode到本地;
地址:https://sourceforge.net/projects/phpqrcode/files/latest/download?source=typ_redirect
STEP2:上传到TP的vendor目录底下,vendor/phpqrcode/phpqrcode.php
STEP3:封装生成二维码
简单示例代码:

public function index()
    {
        vendor("phpqrcode.phpqrcode");
        $data = "http://www.baidu.com";
        $level = 'L';// 容错级别:L、M、Q、H
        $size = 4;
        $qrcode = new \QRcode();
        ob_start();
        $qrcode->png($data,false,$level,$size,2);

        $imageString = base64_encode(ob_get_contents());
        ob_end_clean();
        return "<img src='data:image/png;base64,{$imageString}'  />";
    }

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转载自blog.csdn.net/alan8865/article/details/80504331
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