tao file file jspver.jsp
code :
Tomcat Version : <%= application.getServerInfo() %><br>
Servlet Specification Version : <%= application.getMajorVersion() %>.<%= application.getMinorVersion() %> <br>
JSP version : <%= JspFactory.getDefaultFactory().getEngineInfo().get SpecificationVersion() %><br>
show :
Tomcat Version : Apache Tomcat/7.0.xx
Servlet Specification Version : x.0
JSP version : x.x