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

JSPÂÒÂëÎÊÌâµÄ½â¾ö


Ò»¡¢JSPÒ³ÃæÏÔʾÂÒÂë 
¶þ¡¢±íµ¥Ìá½»ÖÐÎÄʱ³öÏÖÂÒÂë 
Èý¡¢Êý¾Ý¿âÁ¬½Óʱ³öÏÖÂÒÂë 
´ó¼ÒÔÚJSPµÄ¿ª·¢¹ý³ÌÖУ¬¾­³£³öÏÖÖÐÎÄÂÒÂëµÄÎÊÌ⣬¿ÉÄÜÒ»ÖÁÀ§ÈÅ×ÅÄú£¬ÎÒÏÖÔÚ°ÑÎÒÔÚJSP¿ª·¢ÖÐÓöµ½µÄÖÐÎÄÂÒÂëµÄÎÊÌâ¼°½â¾ö°ì·¨Ð´³öÀ´¹©´ó¼Ò²Î¿¼¡£ 
 
Ò»¡¢JSPÒ³ÃæÏÔʾÂÒÂë 
ÏÂÃæµÄÏÔʾҳÃæ(display.jsp)¾Í³öÏÖÂÒÂ룺
 
<html> 
<head> 
<title>JSPµÄÖÐÎÄ´¦Àí</title> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"> 
</head> 
<body> 
<% 
out.print("JSPµÄÖÐÎÄ´¦Àí"); 
%> 
</body> 
            </html>
¶Ô²»Í¬µÄWEB·þÎñÆ÷ºÍ²»Í¬µÄJDK°æ±¾£¬´¦Àí½á¹û¾Í²»Ò»Ñù¡£Ô­Òò£º·þÎñÆ÷ʹÓõıàÂ뷽ʽ²»Í¬ºÍä¯ÀÀÆ÷¶Ô²»Í¬µÄ×Ö·ûÏÔʾ½á¹û²»Í¬¶øµ¼Öµġ£½â¾ö°ì·¨£ºÔÚJSPÒ³ÃæÖÐÖ¸¶¨±àÂ뷽ʽ(gb2312),¼´ÔÚÒ³ÃæµÄµÚÒ»ÐмÓÉÏ£º 
 
Ó¢ÎÄ´úÂë<%@ page contentType="text/html; charset=gb2312"%>
¾Í¿ÉÒÔÏû³ýÂÒÂëÁË¡£ÍêÕûÒ³ÃæÈçÏ£º 
 
<%@ page contentType="text/html; charset=gb2312"%> 
<html> 
<head> 
<title>JSPµÄÖÐÎÄ´¦Àí</title> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"> 
</head> 
<body> 
<% 
out.print("JSPµÄÖÐÎÄ´¦Àí"); 
%> 
</body> 
            </html>
 
¶þ¡¢±íµ¥Ìá½»ÖÐÎÄʱ³öÏÖÂÒÂë 
ÏÂÃæÊÇÒ»¸öÌá½»Ò³Ãæ(submit.jsp)£¬´úÂëÈçÏ£º 
 
<html> 
<head> 
<title>JSPµÄÖÐÎÄ´¦Àí</title> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"> 
</head> 
<body> 
<form name="form1" method="post" action="process.jsp"> 
<div align="center"> 
<input type="text"&nb


Ïà¹ØÎĵµ£º

JSPÄÚÖöÔÏóÊôÐÔ¼°·½·¨´óÈ«

1.request¶ÔÏó
    ¿Í»§¶ËµÄÇëÇóÐÅÏ¢±»·â×°ÔÚrequest¶ÔÏóÖУ¬Í¨¹ýËü²ÅÄÜÁ˽⵽¿Í»§µÄÐèÇó£¬È»ºó×ö³öÏìÓ¦¡£ËüÊÇHttpServletRequestÀàµÄʵÀý¡£
ÐòºÅ                    ·½ ·¨      & ......

ÒýÓà JSP:contentType ÓëpageEncodingÇø±ð

pageEncoding
ÔÚJSP±ê×¼µÄÓï·¨ÖУ¬Èç¹ûpageEncodingÊôÐÔ´æÔÚ£¬ÄÇôJSPÒ³ÃæµÄ×Ö·û±àÂ뷽ʽ¾ÍÓÉpageEncoding¾ö¶¨£¬·ñÔò¾ÍÓÉcontentTypeÊôÐÔÖеÄcharset¾ö¶¨£¬Èç¹ûcharsetÒ²²»´æÔÚ£¬JSPÒ³ÃæµÄ×Ö·û±àÂ뷽ʽ¾Í²ÉÓÃĬÈϵÄISO-8859-1¡£
ContentType
ContentTypeÊôÐÔÖ¸¶¨ÁËMIMEÀàÐͺÍJSPÒ³Ãæ»ØӦʱµÄ×Ö·û±àÂ뷽ʽ¡£MIMEÀàÐ굀 ......

JSPÖлñÈ¡µ±Ç°¾ø¶Ô·¾¶

´íÎ󣺠
String realPath  =   " http:// "   +  request.getServerName()  +   " : "   +  request.getServerPort()  +  request.getContextPath();
String realPath  =   " http:// "   +  request.getSer ......

jsp Servlet½Å±¾ÔªËØ¡¢Ö¸ÁîºÍÔ¤¶¨Òå±äÁ¿

12.1 JSP½Å±¾ÔªËØ
¡¡¡¡ JSP½Å±¾ÔªËØÓÃÀ´²åÈëJava´úÂ룬ÕâЩJava´úÂ뽫³öÏÖÔÚÓɵ±Ç°JSPÒ³ÃæÉú³ÉµÄServletÖС£½Å±¾ÔªËØÓÐÈýÖÖ¸ñʽ£º
±í´ïʽ¸ñʽ£¼%= expression %£¾£º¼ÆËã±í´ïʽ²¢Êä³öÆä½á¹û¡£
Scriptlet¸ñʽ£¼% code %£¾£º°Ñ´úÂë²åÈëµ½ServletµÄservice·½·¨¡£
ÉùÃ÷¸ñʽ£¼%! code %£¾£º°ÑÉùÃ÷¼ÓÈëµ½ServletÀࣨÔÚÈκη ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ