implicit.jsp

来自「JAVA Servlet2.3外文书籍源码」· JSP 代码 · 共 36 行

JSP
36
字号
<html>
  <head>
    <title>Implicit Objects</title>
  </head>
  <body style="font-family:verdana;font-size:10pt">
    <p>
      Using Request parameters...<br>
      <b>Name:</b> <%= request.getParameter("name") %>
    </p>

    <p>
      <% out.println("This is printed using the out implicit variable"); %>
    </p>

    <p>
      Storing a string to the session...<br>
      <% session.setAttribute("name", "Meeraj"); %>
      Retrieving the string from session...<br>
      <b>Name:</b> <%= session.getAttribute("name") %>
    </p>

    <p> 
      Storing a string to the application...<br>
      <% application.setAttribute("name", "Meeraj"); %>
      Retrieving the string from application...<br>
      <b>Name:</b> <%= application.getAttribute("name") %>
    </p>

    <p>
      Storing a string to the page context...<br>
      <% pageContext.setAttribute("name", "Meeraj"); %>
      Retrieving the string from page context...</br>
      <b>Name:</b> <%= pageContext.getAttribute("name") %>
    </p>
  </body>
</html>

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