<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>二维码异常</title> <div style="display: flex;"> <span th:if="${message != '' && message != null}" th:text="${message}"></span> <span th:unless="${message != '' || message != null}">二维码异常</span> </div> </head> <body> </body> </html>
