change captcha

kongzy

2024-11-07 41c7e0ebcdaa27eef33c86f2c455bee0df9a38d3

 exam-common/src/main/java/com/gkhy/exam/common/utils/ServletUtils.java

@@ -110,6 +110,7 @@
    {
        try
        {
            response.setStatus(200);
            response.setContentType("application/json");
            response.setCharacterEncoding("utf-8");
            response.getWriter().print(string);