添加计算两个间隔分钟数

ANDRU-PC\Andru

2022-10-18 3361754125cc7aab548b8ed72e0a52de64a2d6e2

 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 {