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JSPÓï·¨£º<%-- ÄÚÈÝ --%>
XMLÓï·¨£ºÎÞ
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JSPÓï·¨:<%! declaration;[declaration;]+... %>
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<%!
   int i=0;int a,b,c;
   Color red=new Color(255,0,0);
   private static final String OK="ok";
   public String getAnswer(){
       return OK;
   }
%>
XMLÓï·¨£º
<jsp:declaration>
    declartion;[declaration;]+...
</jsp:declaration>
ÀýÈ磺
<jsp:declaration>
   int i=0;int a,b,c;
   Color red=new Color(255,0,0);
   private static final String OK="ok";
   public String getAnswer(){
       return OK;
   }
</jsp:declaration>
3£¬±í´ïʽ
JSPÓï·¨£º<%=expression%>
ÀýÈ磺
<%=Math.round(Math.random*100)%>
XMLÓï·¨£º
<jsp:expression>
   expression
</jsp:expression>
ÀýÈ磺
<jsp:expression>
   Math.round(Math.random*100)
</jsp:expression>
4£¬´úÂëÆ¬¶Ï
JSPÓï·¨£º<% your java code %>
ÀýÈ磺
<%
   String username=request.getParameter("username").trim();
   String password=request.getParameter("password").trim();
%>
XMlÓï·¨£º
<jsp:scriptlet>
   your java code
</jsp:scriptlet>
ÀýÈ磺
<jsp:scriptlet>
   String username=request.getParameter("username").trim();
   String password=request.getParameter("password").trim();
</jsp:scriptlet>
5£¬Ö¸Áinclude
JSPÓï·¨£º<%@include file="relativeURL"%>
ÀýÈ磺<%@include file="static_head.html"%>
XMLÓï·¨£º<jsp:directive.include file="relativeURL"/>
ÀýÈ磺<jsp:directive.include file="static_head.html"/>
6£¬Ö¸Ápage
JSPÓï·¨£º<%@page attribtes%>
ÀýÈ磺<%@page import="java.util.HashMap"%>
XMLÓï·¨£


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¡¡¡¡#lt;script language="javascript"#gt;
¡¡¡¡ var checkSubmitFlg = false;
¡¡¡¡ function checkSubmit() {
¡¡¡¡ if (checkSubmitFlg == true) {
¡¡¡¡ return false;
¡¡¡¡ }
¡¡¡¡ checkSubmitFlg = true;
¡¡¡¡ return true;
¡¡¡¡ }
¡¡¡¡ document.ondblcli ......

Java/JSPÁ¬½ÓPostgreÊý¾Ý¿â³£¼ûÎÊÌâ½â´ð

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jspÓÐÄÄЩÄÚÖöÔÏó?×÷Ó÷ֱðÊÇʲô?

JSP¹²ÓÐÒÔÏÂ9ÖÖ»ù±¾ÄÚÖÃ×é¼þ£¨¿ÉÓëASPµÄ6ÖÖÄÚ²¿×é¼þÏà¶ÔÓ¦£©£º
¡¡1.request Óû§¶ËÇëÇ󣬴ËÇëÇó»á°üº¬À´×ÔGET/POSTÇëÇóµÄ²ÎÊý¡£
   2. response ÍøÒ³´«»ØÓû§¶ËµÄ»ØÓ¦ ¡£
   3.pageContext ÍøÒ³µÄÊôÐÔÊÇÔÚÕâÀï¹ÜÀí ¡£
   4.session ÓëÇëÇóÓйصĻỰÆÚ¡£
   5.ap ......

javabeanÏò´«jsp´«Öµ

struts-config:
<action path="/articleManage" name="articleManageForm"  scope="request" type="auction.action.ArticleManageAction" validate="false">
   <forward name="atriclesList" path="/WEB-INF/publish/articleManage/atriclesList.jsp"/>
   <forward ......
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