C# 快速生成二维码

比眉伴天荒 2022-12-16 09:17 125阅读 0赞

# C\# 快速生成二维码 #

## NuGet下载QRCoder ##

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2thbmd3ZWlqaWFu_size_16_color_FFFFFF_t_70_pic_center]

## 添加控件 ##

放一个panel，放一个button

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2thbmd3ZWlqaWFu_size_16_color_FFFFFF_t_70_pic_center 1]

## 快速生成二维码 ##

private void btn_Click(object sender, EventArgs e)
    { 
    	string strCode = "www.baidu.om";
        QRCodeGenerator qrGenerator = new QRCoder.QRCodeGenerator();
        QRCodeData qrCodeData = qrGenerator.CreateQrCode(strCode, QRCodeGenerator.ECCLevel.Q);
        QRCode qrcode = new QRCode(qrCodeData);
    
        Bitmap qrCodeImage = qrcode.GetGraphic(5, Color.Black, Color.White, null, 15, 6, true);
        qrPanel.BackgroundImage = qrCodeImage;
    }

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2thbmd3ZWlqaWFu_size_16_color_FFFFFF_t_70_pic_center 2]

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[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2thbmd3ZWlqaWFu_size_16_color_FFFFFF_t_70_pic_center 1]: /images/20221123/74def35aa26c41fc9f74df8b85081d49.png
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