Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

¡¾JSPѧϰ±Ê¼Ç¡¿ JSP֪ʶµã×ܽá

Ò»¡¢JSPµÄ¼¼ÊõÔ­Àí
 
¶þ¡¢JSPµÄ×¢ÊͺÍÉùÃ÷
      JSP×¢ÊÍÓÃÓÚ±íÃ÷ÔÚ³ÌÐò¿ª·¢¹ý³ÌÖеĿª·¢Ìáʾ£¬²»»áÊä³öµ½¿Í»§¶Ë£»
      <%--×¢ÊÍÄÚÈÝ--%> —— JSP×¢ÊÍ
 
     <£¡--×¢ÊÍÄÚÈÝ--£¡>   ——HTML×¢ÊÍ
 
Èý¡¢JSP½Å±¾
     <%! ÉùÃ÷²¿·Ö %>
    
    <%= ±í´ïʽ %>
 
   <% JSP½Å±¾ %>
 
ËÄ¡¢JSPµÄÈý¸ö±àÒëÖ¸Áî
     ³£¼ûµÄ±àÒëÖ¸ÁîÓÐÈý¸ö£ºpage£¬Taglib£¬include£»
     ¸ñʽ£º<%@  ±àÒëÖ¸ÁîÃû ÊôÐÔÃû=“ÊôÐÔÖµ” … %>
     page£º¸ÃÖ¸ÁîÊÇÕë¶Ôµ±Ç°Ò³ÃæµÄÖ¸Á
     include:ÓÃÓÚÖ¸¶¨ÈçºÎ°üº¬ÁíÒ»¸öÒ³Ã棻
     taglib£ºÓÃÓÚ¶¨ÒåºÍ·ÃÎÊ×Ô¶¨Òå±êÇ©£»
 
Îå¡¢JSPµÄÆ߸ö´¦ÀíÖ¸Áî
     JSP¶¯×÷Ö¸ÁîÖ÷ÒªÓÐÒÔÏÂ7¸ö£º
     jsp:forward :Ö´ÐÐÒ³ÃæתÏò£¬½«ÇëÇóµÄ´¦Àíת·¢µ½ÏÂÒ»¸öÒ³Ã棻
     jsp:param  :ÓÃÓÚ´«µÝ²ÎÊý£¬±ØÐëÓëÆäËûÖ§³Ö²ÎÊýµÄ±êÇ©Ò»ÆðʹÓã»
     jsp:include £º ÓÃÓÚ¶¯Ì¬µÄÒýÈëÒ»¸öJSPÒ³Ã棻
     jsp:plugin : ÓÃÓÚÏÂÔØJavaBean»òÕßAppletµ½¿Í»§¶ËÖ´ÐУ»
     jsp:useBean £º ʹÓÃJavaBean£»
     jsp:setProperty £º ÐÞ¸ÄJavaBeanʵÀýµÄÊôÐÔÖµ£»
     jsp:getProperty :  »ñÈ¡JavaBeanʵÀýµÄÊôÐÔÖµ£»
 
Áù¡¢JSPµÄ¾Å¸öÄÚÖöÔÏó
    application£º
    config£º
    exception:
    out
    page:
    pageContext:
    request:
    response:
    session:
 
Æß¡¢Servlet½éÉÜ
 
°Ë¡¢Filter£¬Listener
 
¾Å¡¢JSP2.0ÐÂÌØÐÔ
    ±í´ïʽÓïÑÔ£ºEL
    ¼ò»¯µÄ×Ô¶¨Òå±êÇ©API
    TAGÎļþÓï·¨
 &nb


Ïà¹ØÎĵµ£º

¿´V512ÊÓƵJsp/Servletѧϰ±Ê¼Ç

//ѧϰ±Ê¼Ç, ¿ÉÄÜÓÐЩµØ·½Àí½âÓÐÎó, »á±í´ï²»Çå³þ
        v512_servlet+jsp
01 ÔÚÐÞ¸ÄÍêCookieºó,Ò»¶¨Òª¼ÓÉÏresponse.addCookie(c);
   CookieÖÐÖ»Äܱ£´æ×Öĸ»òÊý×ÖÐÅÏ¢;
02 req.getSession()Óëreq.getSession(boolean create)
   ÎÞ²ÎÊýµÄ == ÓвÎÊýµÄ²ÎÊýÎ ......

MySQLÓëJSP ÂÒÂëÎÊÌâ½â¾ö

ÂÒÂëÕæÊǸöÁîÈËÌÖÑáµÄÎÊÌâ~
¸Õ²ÅÖÕÓÚ°ÑMySQLÓëJSP½»»¥µÄÂÒÂëÎÊÌâ½â¾öÁË¡£
°ì·¨ÈçÏ£º
1.ÔÚurl´¦¼ÓÉϾä×Ó "&useUnicode=true&characterEncoding=GBK" £»
2.ÎÒÓÃNavicat Lite¿ÉÊÓ»¯¹¤¾ß´´½¨MySQLÊý¾Ý¿âʱ£¬¿ÉÑ¡¶¨Êý¾Ý¿â±àÂ룬ҲÊÇ GBK £»
3.Ò³ÃæµÄ±àÂë¿ÉÒÔÑ¡GBKÒÔÍâµÄ±àÂ뷽ʽ£¬ÈçUTF-8¡£Èô²Ù×÷Ò³ÃæµÄ±àÂëÊÇUTF- ......

ÔÚstruts2ÖдÓjspÒ³Ãæ´«Öµµ½actionÖÐ

1¡¢Í¨¹ý<s:form
action="ÌøתҳÃæ">Ìá½»Öµ£¬µ«ÊÇÔÚ<s:form>±êÇ©ÖеÄactionºóÃæÖÁ¶àÖ»ÄܸúÒ»¸ö²ÎÊý£¬²¢ÇÒ»¹»á±¨¾¯¸æ£¬ËùÒÔÈç¹û
Ïë´«µÝ²ÎÊý¿ÉÒÔÓÃ<s:hidden name=""
values="username"></s:hidden>À´´«Öµ£¬µ«ÊÇÕý¹æµÄд·¨ÐèÒªÅäºÏ<s:set>±êÇ©À´ÓÃ
È磺
......

JSPÖеÄpage,request,session,application

application£ºÈ«¾Ö×÷Ó÷¶Î§£¬Õû¸öÓ¦ÓóÌÐò¹²Ïí£¬¾ÍÊÇÔÚ²¿ÊðÎļþÖеÄͬһ¸öwebApp¹²Ïí£¬ÉúÃüÖÜÆÚΪ£ºÓ¦ÓóÌÐòÆô¶¯µ½Í£Ö¹¡£
session£º»á»°×÷ÓÃÓò£¬µ±Óû§Ê״ηÃÎÊʱ£¬²úÉúÒ»¸öеĻỰ£¬ÒÔºó·þÎñÆ÷¾Í¿ÉÒÔ¼ÇסÕâ¸ö»á»°×´Ì¬¡£ÉúÃüÖÜÆÚ£º»á»°³¬Ê±£¬»òÕß·þÎñÆ÷¶ËÇ¿ÖÆʹ»á»°Ê§Ð§¡£
sessionÊÇÕë¶Ôµ¥¸ö¿Í»§ºÍ·þÎñÆ÷½øÐлỰµÄ  ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ