生成有限二维码带版本参数

wangrenhuang

2022-07-27 49a1b41feda0fc9665028e6d3b36eaa2e6e6a8af

 src/main/java/com/hx/util/QRCodeUtil.java

@@ -55,7 +55,7 @@
         bos = new ByteArrayOutputStream();
         ImageIO.write(image, "JPEG", bos);
         byte[] buf = bos.toByteArray();
         return Base64.getEncoder().encodeToString(buf);
         return "data:image/png;base64,"+Base64.getEncoder().encodeToString(buf);
      }catch (Exception e){
         e.printStackTrace();
      }finally {