JSP page jump page with parameters_html/css_WEB-ITnose

1.

or

2. Pass parameter test

3.< ;jsp:forward page="index2.jsp">
      

Both can be obtained through ${param.xxx } or in the index2.jsp page.

Note:

param Its value range is Page, Request, Session, Application.

${param.name} is equivalent to request.getParameter("name"), {param[name]} is also the same

${params.name} is equivalent In request.getParameterValues("name")

Note:

1. ${requestScope.name} is equivalent to request.getAttribute("name")

2. The above does not indicate which scope to take from, so the four scopes are detected in order

3. It is best to use ${xxsScope.name} instead of ${param.name}